The 9-to-5 Is on Its Last Legs — and AI Might Be the One to Kill It
What if you could leave work an hour earlier every single day and still collect the same paycheck? It sounds like wishful thinking. But according to Mark Cuban, it's closer than most people realize.
The billionaire entrepreneur and former Shark Tank star recently took to X with a prediction that's hard to ignore: AI-powered productivity is about to hand workers back their time — and the smartest companies are going to make it official policy.
"Smart, bigger companies will enable their employees to create and use agents (within security guardrails), improve their productivity," Cuban wrote. "But most importantly, they will reduce their workday by an hour to start. Same pay."
For Cuban — the man who built and sold Broadcast.com for $5.7 billion and has backed hundreds of startups — this isn't idle speculation. He reportedly had over 60 AI apps on his phone while teaching fellow entrepreneur Emma Grede (the founder behind Kim Kardashian's Skims and Khloé Kardashian's Good American) how to use these tools effectively. He understands, better than most, just how many hours AI can genuinely claw back from a working day.
His argument is simple: when employees become dramatically more productive, the right move isn't to pile on more work. It's to give them their time back.
A Schedule Built for the 1800s
Here's the uncomfortable truth: the workday we all live by was never designed for modern life. Henry Ford introduced the 40-hour workweek back in 1926 — eight hours of labor, eight hours of recreation, eight hours of rest. For a factory worker emerging from the grueling 19th century, it was revolutionary.
But that was 100 years ago.
Since then, the world has been transformed by technology, flexible working, and shifting family dynamics — yet the 9-to-5 has barely budged. Somewhere along the way, the original 8-8-8 balance quietly collapsed. Add in commutes, school runs, and the creeping pressure to always be "on," and for many workers, it's closer to 12 hours of work and obligation, with precious little left for everything else.
The pandemic briefly tore the curtain back. With offices closed, families suddenly rediscovered breakfast together. Parents walked their kids to school again. And the gap between genuine productivity and simply being present became impossible to dismiss.
When restrictions lifted, workers refused to simply rewind the clock.
The Unofficial Revolution Is Already Happening
Employees aren't waiting for permission. Across offices worldwide, informal "dead zones" have quietly taken hold — stretches of the day, or even entire days, when people have mentally clocked out.
Research consistently shows productivity nosedives between 4 and 6 p.m., as workers slip into routines built during lockdown: gym sessions, school pickups, and the gradual wind-down that remote work made possible. Many have quietly written off Fridays altogether — a sentiment even America's Got Talent judge Simon Cowell voiced publicly, admitting he stopped working Fridays because they felt pointless. Emails go unanswered. Meetings can't get scheduled. The few people still at their desks are largely just waiting for the week to end.
The reality is that the official workday and the actual workday have been diverging for years. AI is simply accelerating the moment when businesses can no longer pretend otherwise.
More Than Just a Perk
Cuban's vision isn't just about productivity gains — it's about what companies choose to do with those gains. "Reward people doing the daily with more time," he wrote. An hour a day. Five hours a week. Given back without a penny cut from the paycheck.
For workers who have spent years watching wages stagnate while the cost of living climbs, that's not a small gesture. It might be the most meaningful "raise" many have seen in a long time.
With governments around the world again pushing four-day workweeks and flexible arrangements, and with AI tools rapidly reshaping what's possible in an eight-hour window, the pressure on the traditional schedule is mounting from every direction.
The 40-hour workweek had a century-long run. Its replacement might already be loading.