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Field note 3 min read

33 years on Windows, then the Mac

The honest story behind a machine switch that has nothing to do with a religious war: it was my parallel Claude Code sessions that ended up forcing the call.

  • Mac
  • setup
  • AI
  • productivity

Thirty-three years on Windows. This week, I switched to Mac.

I’m clearly not the first to make that jump, and I won’t be the last — millions of people have made it in one direction or the other. What interests me more is what actually pushed me to do it.

The real reason, no sugarcoating

Let’s be honest: this isn’t a story about liking Apple’s design or ecosystem. It’s a story about power. While working, I almost always have three, four, sometimes five Claude Code sessions running in parallel alongside whatever I’m actively doing. On my Windows work PC, that stopped working: my day-to-day performance was getting dragged down by those sessions fighting over the same resources.

I needed more power, and I had two real options: go all-in on a beefier Windows PC, or switch to Mac — whose architecture, closer to Linux, also gave me real advantages on that specific front. I chose the Mac, all-in on Apple Silicon optimization. So far, zero regrets.

The delta is huge — in a good way

Between the PC I had before and this Mac, the gap is almost night and day on this one specific point: the ability to run several things in parallel without everything slowing down. That’s exactly what I came looking for.

What’s still rough

That said, I won’t pretend the transition was painless. Without the strong motivation to rethink how I work, I think it would have been much harder to swallow. Getting used to Option and Command replacing Alt and the Windows key, wrestling with the Dock at first, figuring out how windows actually behave on Mac — none of that was obvious. Honestly, it still isn’t fully.

What I’m taking away

I still keep a Windows PC for personal use, and that’s where the real pleasant surprise is: my brain already switches between the two systems far more easily than before. Using AI more intensively opened up something bigger than just the work tool — it opened up my ability to change habits, period.


This wasn’t the original plan. But forcing my way of working to adapt ended up forcing the machine to adapt too.