Subj : ChatGPT ads 📱, Elon vs OpenAI ⚖️, building a social filesystem 👨💻
To : All
From : TLDR
Date : Mon Jan 19 2026 11:25 am
--st2LjBCF
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Content-Transfer-Encoding: quoted-printable
OpenAI plans to start testing ads for Free and Go tier users in the
comin=
g weeks. Plus, Pro, Business, and Enterprise users will not see
ads=C2=
=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=
=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=
=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=
=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=
=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=
=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=
=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=
=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=
=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=
=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=
=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=
=A0
Sign Up [1] |Advertise [2]|View Online [3]=20
=09=09TLDR =
=09=09TOGETHER WITH [TLDR] [4]
TLDR 2026-01-19
REACH MILLI=
ONS OF TECH PROFESSIONALS AT SCALE (SPONSOR) [4]=20
Over 6 million tech=
professionals read TLDR including developers,
product managers, marketer=
s, designers and executives. Get in front of
your target audience with an=
ad placement just like this one! Learn
more [4] about running a test cam=
paign.=20
=F0=9F=93=B1=20
BIG TECH & STARTUPS
OPENAI'S LONG-RUM=
ORED INTRODUCTION OF ADS TO CHATGPT JUST BECAME A
WHOLE LOT MORE CONCRETE=
(2 MINUTE READ) [5]=20
OpenAI plans to start testing ads in the US for=
Free and Go tier
users in the coming weeks. Plus, Pro, Business, and Ent=
erprise users
will not see ads. The Go tier is a new $8 per month subscri=
ption with
access to GPT-5.2 Thinking. Ads will not influence the answers=
that
ChatGPT provides and will always be separated and clearly labeled.=
Conversations will be kept private from advertisers. A screenshot of
w=
hat the ads will look like is available in the article.=20
MUSK SEEKS U=
P TO $134 BILLION DAMAGES FROM OPENAI, MICROSOFT (3
MINUTE READ) [6]=20
=
Elon Musk wants OpenAI and Microsoft to pay him damages in the range
=
of $79 billion to $134 billion as he claims OpenAI defrauded him by
aband=
oning its nonprofit roots and partnering with Microsoft. The
court filing=
says Musk is entitled to a chunk of OpenAI's current $500
billion valuat=
ion as he donated $38 million in seed money when he
helped found the star=
tup in 2015. Musk also plans to seek punitive
damages and possibly an inj=
unction. OpenAI claims the lawsuit is
baseless and is aimed at harassment=
..=20
=F0=9F=9A=80=20
SCIENCE & FUTURISTIC TECHNOLOGY
GOING FOUN=
DER MODE ON CANCER (52 MINUTE READ) [7]=20
Sid Sijbrandij, founder of G=
itLab, got the news that he had cancer on
November 18, 2022. He underwent=
a brutal care regimen that involved
surgical removal of his tumorous ver=
tebrae and rounds of radiation and
chemotherapy so intense that he requir=
ed four blood transfusions to
stay alive. After his cancer resurfaced in =
2024, he decided to go
'founder mode' on his cancer, assembling a team to=
navigate his care
journey. This article details the story of how he took=
charge of his
health.=20
HOW HUMAN SHOULD YOUR HUMANOID BE? (11 MINU=
TE READ) [8]=20
While the humanoid form factor is likely to stay due to=
its clear
advantages, that doesn't mean that robots will still stay huma=
n.
Boston Dynamics' Atlas is an interesting look at a very different
vi=
sion of what a humanoid robot can and should be. Robots don't have
to be =
limited to what evolution resulted in. They can be engineered to
have cap=
abilities that far exceed humans.=20
=F0=9F=92=BB=20
PROGRAMMING, DES=
IGN & DATA SCIENCE
AI AGENTS STUCK IN PILOT PURGATORY? HERE'S WHY (SP=
ONSOR) [9]=20
Over 70% of orgs are using AI agents, but only 11% of age=
ntic use
cases made it to prod in 2025. In this webinar [10], Camunda's C=
TO
joins automation experts to cover the proven controls that help AI
a=
gents progress. Secure your spot to learn how to move AI agents from
pilo=
t to prod. [10]=20
A SOCIAL FILESYSTEM (42 MINUTE READ) [11]=20
Fil=
es represent personal creations, so they should live somewhere
users cont=
rol. File systems allow data to outlive the software used to
create it. O=
ther apps are able to open the same files to read or write
data, and it's=
up to the users' choice on what app to use. This is
analogous to how the=
AT protocol (the protocol behind Bluesky and
other social apps) works. =
ASCII CHARACTERS ARE NOT PIXELS: A DEEP DIVE INTO ASCII RENDERING (4=
2
MINUTE READ) [12]=20
This article details how a developer created a=
n image-to-ASCII
renderer. The resulting renderer converts 3D models and =
still images
into ASCII. The renderer is interactive, and you can move th=
e 3D
models around by dragging. The post is detailed and contains many
=
interactive examples explaining the work.=20
=F0=9F=8E=81=20
MISCELLA=
NEOUS
TLDR IS HIRING A SENIOR SOFTWARE ENGINEER, APPLIED AI ($200K-$3=
00K,
FULLY REMOTE) [13]=20
We're hiring the first engineer on TLDR's =
new Applied AI team. You'll
build production AI agents and design modular=
, composable Claude
Skills to let non-technical teammates create their ow=
n AI workflows.
Learn more [14].=20
DON'T WASTE YOUR BACK PRESSURE (4=
MINUTE READ) [15]=20
Agents have improved over the last year due to st=
ructures that
provide them with automated feedback and allow them to work=
on
longer-horizon tasks. This back pressure allows agents to identify
=
mistakes, and the feedback helps them align on tasks for much longer.
Dev=
elopers should think about how to build back pressure into their
workflow=
s. Afterwards, they can loop agents until they have stamped
out all of th=
e inconsistencies and issues.=20
AMERICA IS SLOW-WALKING INTO A POLYMAR=
KET DISASTER (6 MINUTE READ)
[16]=20
Prediction markets let people wa=
ger on basically anything. These
sites have recently boomed in popularity=
and are creeping into the
mainstream. They are transforming news into a =
form of gambling. It is
unclear whether these sites are meaningful predic=
tors of anything, but
the markets are manipulable.=20
=E2=9A=A1=20
=
QUICK LINKS
SAY GOODBYE TO THAT AWKWARD MEETING TRANSCRIPTION BOT (SP=
ONSOR) [17]=20
Granola is AI that transcribes your meetings and enhance=
s your notes
- so you can give each call your full attention. The best pa=
rt?
There's no meeting bot. Try Granola free [18]=20
BREX'S AI HAIL M=
ARY =E2=80=94 WITH CTO JAMES REGGIO (92 MINUTE READ) [19]=20
This post =
discusses Brex's culture, how it facilitated an aggressive
shift towards =
a culture of AI fluency, and how Brex modernized its
tech stack and appli=
ed AI agents to streamline its business.=20
DOES AI MEAN THE DEMAND ON =
LABOR GOES UP? (2 MINUTE READ) [20]=20
Increased productivity means the=
re's more that you could be doing.=20
JQUERY 4.0.0 (20 MINUTE READ) [21=
]=20
jQuery 4.0.0 is the first major version release in almost 10 years=
and includes some breaking changes.=20
TESLA AI5 CHIP NEARS COMPLETI=
ON, ELON MUSK TEASES 9-MONTH DEVELOPMENT
CADENCE (2 MINUTE READ) [22]=20
=
Tesla plans to iterate rapidly, aiming for a nine-month design cycle.=
HISTOMAT OF F/OSS: WE SHOULD RECLAIM LLMS, NOT REJECT THEM (18 MI=
NUTE
READ) [23]=20
Developers should define the rules LLMs operate un=
der instead of
rejecting and blocking them.=20
BRING BACK OPS PRIDE (=
14 MINUTE READ) [24]=20
Most companies are bad at ops, and this is beco=
ming clear as AI adds
more chaos to systems already defined by chaos.=20
=
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f INC.'S
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[11] https:/=
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[12] htt=
ps://alexharri.com/blog/ascii-rendering?utm_source=3Dtldrnewsletter
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[14] https://jobs.ashbyhq.com/tldr.tech/3b21aaf8=
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[15] https://banay.me/dont-waste-your-backpr=
essure/?utm_source=3Dtldrnewsletter
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source=3Dtldrnewsletter
[17] https://www.granola.ai/?via=3Dadops-tldr-tec=
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TLDR
OpenAI pla=
ns to start testing ads for Free and Go tier users in the coming weeks. Plu=
s, Pro, Business, and Enterprise users will not see ads =E2=80=8C =
;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =
;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =
;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =
;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =
;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =
; =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C
OpenAI's long-rumored intro=
duction of ads to ChatGPT just became a whole lot more concrete (2 minute r=
ead)
OpenAI plans to start testing ads in th=
e US for Free and Go tier users in the coming weeks. Plus, Pro, Business, a=
nd Enterprise users will not see ads. The Go tier is a new $8 per month sub=
scription with access to GPT-5.2 Thinking. Ads will not influence the answe=
rs that ChatGPT provides and will always be separated and clearly labeled. =
Conversations will be kept private from advertisers. A screenshot of what t=
he ads will look like is available in the article.
|
Musk Seeks Up to $134 Billi=
on Damages From OpenAI, Microsoft (3 minute read)
Elon Musk wants OpenAI and Microsoft to=
pay him damages in the range of $79 billion to $134 billion as he claims O=
penAI defrauded him by abandoning its nonprofit roots and partnering with M=
icrosoft. The court filing says Musk is entitled to a chunk of OpenAI's cur=
rent $500 billion valuation as he donated $38 million in seed money when he=
helped found the startup in 2015. Musk also plans to seek punitive damages=
and possibly an injunction. OpenAI claims the lawsuit is baseless and is a=
imed at harassment.
|
|
Science & Futuristic Technology
|
Going Founder Mode On Cance=
r (52 minute read)
Sid Sijbrandij, founder of GitLab, got =
the news that he had cancer on November 18, 2022. He underwent a brutal car=
e regimen that involved surgical removal of his tumorous vertebrae and roun=
ds of radiation and chemotherapy so intense that he required four blood tra=
nsfusions to stay alive. After his cancer resurfaced in 2024, he decided to=
go 'founder mode' on his cancer, assembling a team to navigate his care jo=
urney. This article details the story of how he took charge of his health.
|
How Human Should Your Human=
oid Be? (11 minute read)
While the humanoid form factor is likel=
y to stay due to its clear advantages, that doesn't mean that robots will s=
till stay human. Boston Dynamics' Atlas is an interesting look at a very di=
fferent vision of what a humanoid robot can and should be. Robots don't hav=
e to be limited to what evolution resulted in. They can be engineered to ha=
ve capabilities that far exceed humans.
|
|
Programming, Design & Data Science
|
A Social Filesystem (42 min=
ute read)
Files represent personal creations, so =
they should live somewhere users control. File systems allow data to outliv=
e the software used to create it. Other apps are able to open the same file=
s to read or write data, and it's up to the users' choice on what app to us=
e. This is analogous to how the AT protocol (the protocol behind Bluesky an=
d other social apps) works.
|
|
Don't waste your back press=
ure (4 minute read)
Agents have improved over the last year=
due to structures that provide them with automated feedback and allow them=
to work on longer-horizon tasks. This back pressure allows agents to ident=
ify mistakes, and the feedback helps them align on tasks for much longer. D=
evelopers should think about how to build back pressure into their workflow=
s. Afterwards, they can loop agents until they have stamped out all of the =
inconsistencies and issues.
|
America is slow-walking int=
o a Polymarket disaster (6 minute read)
Prediction markets let people wager on =
basically anything. These sites have recently boomed in popularity and are =
creeping into the mainstream. They are transforming news into a form of gam=
bling. It is unclear whether these sites are meaningful predictors of anyth=
ing, but the markets are manipulable.
|
|
|
Love TLDR? Tell your friends and get rewards!
|
|
Share your referral link below with friends to get free TLDR swag!
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.