Nobody needs to work on a Pentium II- though I think we could probably find a lot of applications for really old CPUs. The main issue is how much power they con

Nobody needs to work on a Pentium II- though I think we could probably find a lot of applications for really old CPUs. The main issue is how much power they consume. My 2013 MacBook Pro retina started having weird, annoying keyboard issues. I could spend 600$ to get it repaired or 1000$ to get a newer, refurbished macbook. However I'm finding a hand me down 2009 MacBook is working just fine after putting an ssd in it.