Up-down permutations
An up-down permutation of an ordered set is a permutation such that as you move from left to right the permutation alternates up and down. For example 1, 5, 3, 4, 2 is an up-down permutation of 1, 2, 3, 4, 5 because 1 < 5 > 3 < 4
Read moreGoogle Assistant reportedly pivoting to generative AI
When Google had its unpleasant realization that it had been complacently spinning its wheels on a form of fake AI for a decade, chances are it started realigning itself that day. And it sounds like Assistant itself is now getting a generative face-lift, according to an internal email reported by
Read moreMax Q: Solving artificial gravity with gravityLab
Hello and welcome back to Max Q! In this issue: Solving artificial gravity with gravityLab News from Atomos Space and more But first… The Aerospace Corporation and TechCrunch are joining forces to host a pitch competition to find the strongest startups using AI/Machine Learning to work with satellite data streams. Finalists
Read moreElon Musk’s extravagant ‘X’ sign atop the former Twitter HQ has been dismantled
Workers prepare to dismantle a large X logo on the roof of X headquarters on July 31st, 2023, in San Francisco, California. | Photo by Justin Sullivan/Getty Images Well, that was fast. Twitter, which is currently rebranding itself to X, is now removing the giant, garishly lit X logo that
Read moreDynatrace acquires cloud-native debugging platform Rookout
Observability and security platform Dynatrace today announced that it plans to acquire Rookout, a Tel Aviv-based observability startup that focuses on helping developers troubleshoot and debug their code in production. Publicly traded Dynatrace already offers a comprehensive suite of observability tools, but the addition of Rookout will allow it to
Read moreHow to succeed in today’s grocery delivery market
The instant grocery delivery market has been on a roller-coaster ride over the past few years, and recently the ride has been down. For example, Dunzo, a hyperlocal delivery startup in India, reportedly postponed employee salaries for a month and plans additional layoffs, with a strategy on “streamlining our cash
Read moreElon Musk is probably right about one thing
It’s become an internet pastime to point out all the things that Elon Musk is wrong about and all the ways he’s wrong about them. A list of them could be an article of its own, but in lieu of that, here’s a link that should suffice. Instead, this article
Read moreGM begins shipping a pricier-than-expected Chevy Blazer EV
The Chevrolet Blazer EV, a battery electric SUV that is part of GM’s bid to surpass Tesla in U.S. EV sales by 2025, is headed to dealerships. The automaker said Monday that the first 2024 Chevrolet Blazer EVs have started shipping from GM’s factory in Ramos Arizpe, Mexico. GM also
Read moreNew Relic’s sale tells us much about the value of middling growth today
Monitoring service New Relic this morning said it has agreed to be acquired by Francisco Partners and TPG for $6.5 billion in cash. Shares of the company, which went public back in 2014, are up around 13.5% on the news. The Exchange explores startups, markets and money. Read it every
Read moreWould-be Twitter rival T2 adds DMs — a feature others, including Threads, don’t yet have
As the battle among would-be Twitter rivals continues, one of the smaller apps to via for Twitter (now X‘s) fleeing user base, T2, has added an in-demand feature that even Meta’s Threads doesn’t yet have: DMs. The company recently announced it added support for direct messages, which has been among
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