Tootfinder

METR: Claude Opus 4.5 has a 50% task completion time horizon of about 4 hours and 49 minutes, more than double that of Claude Opus 4 released earlier this year (@metr_evals)
https://x.com/metr_evals/status/2002203627377574113

METR (@METR_Evals) on X
We estimate that, on our tasks, Claude Opus 4.5 has a 50%-time horizon of around 4 hrs 49 mins (95% confidence interval of 1 hr 49 mins to 20 hrs 25 mins). While we're still working through evaluations for other recent models, this is our highest published time horizon to date.

https://hemaks.org/posts/why-your-obsession-with-code-linting-is-excessive/
Consider these questions when evaluating your linting setup:
- Does this rule prevent actual bugs? If not, consider removing it.
- Would a new team member understand …

um
https://en.wikipedia.org/wiki/DARPA_LifeLog

BBC News hires Lindsay McIntosh, previously Head of News at The Sunday Times, as its Executive News Editor (BBC Press Office on LinkedIn)
https://www.linkedin.com/feed/update/urn:li:activity:7407013484615409664

We are delighted to announce Lindsay McIntosh as the new Executive News Editor, BBC News.    As Executive News Editor, Lindsay will be at the heart of the BBC newsroom – driving the BBC’s editorial… | BBC Press Office
We are delighted to announce Lindsay McIntosh as the new Executive News Editor, BBC News.    As Executive News Editor, Lindsay will be at the heart of the BBC newsroom – driving the BBC’s editorial agenda and working across BBC News to ensure we continue to deliver high quality, distinctive news across our platforms.   Lindsay joins us from The Sunday Times where she is currently the Head of News and oversees its award-winning political and investigative journalism across digital and pr…

Replaced article(s) found for math.SG. https://arxiv.org/list/math.SG/new
[1/1]:
- Reduction of Cosymplectic groupoids by cosymplectic moment maps
Daniel L\'opez Garcia, Nicolas Martinez Alba
https://arxiv.org/abs/2403.03178 https://mastoxiv.page/@arXiv_mathSG_bot/112047445404247851
- Algebraic Lagrangian cobordisms, flux and the Lagrangian Ceresa cycle
Alexia Corradini
https://arxiv.org/abs/2501.12850 https://mastoxiv.page/@arXiv_mathSG_bot/113876409190220093
- Systolic $S^1$-index and characterization of non-smooth Zoll convex bodies
Stefan Matijevi\'c
https://arxiv.org/abs/2501.13856 https://mastoxiv.page/@arXiv_mathSG_bot/113882071591631203
- Infinite-dimensional Lagrange-Dirac systems with boundary energy flow I: Foundations
Fran\c{c}ois Gay-Balmaz, \'Alvaro Rodr\'iguez Abella, Hiroaki Yoshimura
https://arxiv.org/abs/2501.17551 https://mastoxiv.page/@arXiv_mathSG_bot/113916045279374601
- The Simplicity of the Group of Weakly Hamiltonian Diffeomorphisms on Cosymplectic Manifolds
S. Tchuiaga, P. Bikorimana
https://arxiv.org/abs/2503.10224 https://mastoxiv.page/@arXiv_mathSG_bot/114159599811622365
- Regular semisimple Hessenberg varieties with cohomology rings generated in degree two
Mikiya Masuda, Takashi Sato
https://arxiv.org/abs/2301.03762 https://mastoxiv.page/@arXiv_mathAG_bot/109669428824274443
- Billiards and Hofer's Geometry
Mark Berezovik, Konstantin Kliakhandler, Yaron Ostrover, Leonid Polterovich
https://arxiv.org/abs/2507.04767 https://mastoxiv.page/@arXiv_mathDS_bot/114817105311885626
- Geometric, topological and dynamical properties of conformally symplectic systems, normally hyper...
Marian Gidea, Rafael de la Llave, Tere M-Seara
https://arxiv.org/abs/2508.14794 https://mastoxiv.page/@arXiv_mathDS_bot/115065890424433224
toXiv_bot_toot

I know, I know, I should not send work-related messages after office hours. But sometimes I forget to schedule the delivery for “tomorrow at nine.”
But then, colleagues (yes, plural!) accepting meetings at 23:14, what’s wrong with YOU?
#AcademicChatter

Standing up at desk, leaving office, never returning #health

Health Experts Recommend Standing Up At Desk, Leaving Office, Never Coming Back
ROCHESTER, MN—In an effort to help working individuals improve their fitness and well-being, experts at the Mayo Clinic issued a new set of health guidelines Thursday recommending that Americans stand up at their desk, leave their office, and never return. “Many Americans spend a minimum of eight hours per day sitting in an office, but we observed significant physical and mental health benefits in subjects after just one instance of standing up, walking out the door, and never coming back t…

⭐ The Simple Habit That Saves My Evenings | alikhil | software engineering, kubernetes & self-hosting
https://alikhil.dev/posts/the-simple-habit-that-saves-my-evenings/
Spoiler alert:
Here are the two main ideas of it:
* Don’t overwork
*…

Sources: ESPN hired ex-USA Today sports editor Roxanna Scott for the new position of SVP, EIC, in which she will be the top editor across TV and digital (Front Office Sports)
https://frontofficesports.com/espn-new-editor-roxanna-scott/

ESPN Hires New Top Editor
Scott, a veteran of USA Today, takes over an editorial operation that has seen extensive turnover in the last year.