The best cheap PBT keycaps to upgrade your keyboard for under $50 this Black Friday

There are also a number of different profiles (the shape of the cap itself) floating around. While most cheaper PBT keycaps ...
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I built a $100 custom keyboard

I bought a bunch of cheap parts off of Amazon and built the cheapest custom keyboard I could without waiting forever. Is the custom keyboard any good? Let's find out. Timestamps: 0:00 Intro 0:14 ...