For about fifteen years, the most interesting computer in the house was the one somebody built.
You picked the parts. You knew what every one of them did and what it cost you. You argued about timings and thermals with people who cared exactly as much as you did. You cut a window in the side panel so you could see the thing you'd made, and then — because you'd already gone that far — you lit it up. PC gaming turned a generation of players into modders, and the machine stopped being an appliance you bought and became a project you kept.
Then that mostly went away.
Laptops got sealed. RAM got soldered. The interesting parts moved behind glue and pentalobe screws, and the industry got very good at selling a finished object you weren't invited to open. Meanwhile the actual computing drifted off into somebody else's building — you stopped owning the machine that did the work and started renting a slice of one you'd never see. It was easy. It was also the least interesting computers have been in my lifetime.
Two things are pushing it back the other way.
AI is moving onto the device. Models that used to need a data center now run on the thing under your desk, and people have real reasons to want that: privacy, cost, latency, no rate limits, no terms-of-service update quietly deciding what your tool is allowed to do this month. But running your own models means caring about your own silicon again. Suddenly VRAM matters. Memory bandwidth matters. What is actually in the box matters — in a way it hasn't for most people since the last time they agonized over a graphics card.
And the parts are getting expensive. RAM and chip prices have gone through the roof. When components were cheap you bought whatever prebuilt was on sale and never thought about it again. When memory costs what it costs right now, you get deliberate: you learn what you actually need, you spec it out, you shop, you reuse what you can, you decide exactly where the money goes. Scarcity turns buyers into builders. It always has.
Put those together and you get something that looks a lot like 2004 with a different scoreboard. The rigs are coming back — the benchmark just changed from frames per second to tokens per second.
I think that's a good thing, and not only for the nostalgia.
A machine you built is a machine you understand. You know why it's fast and where it will choke, because you chose those tradeoffs yourself. It's repairable and upgradeable, because you didn't glue it shut. And it's yours in a way a subscription can't be — nobody can deprecate it, price-hike it, or change the rules on it next quarter. When the most important tool of this era runs on hardware you own and can open, a little of the leverage sits back on your side of the table.
There's also the part that never makes it into the business case: building it is fun. Choosing the parts is fun. The first boot is fun. Watching a model you loaded yourself start generating on metal you assembled at your own kitchen table is a specific kind of satisfying that renting an endpoint will never touch.
The sealed decade was an interruption, not the destination.
The case is coming back off.
— Pete