I've also been using 128GB for the last few years on my dev PC. It's great for running VMs, but honestly I could have had 64Gb and would have only rarely notice

I've also been using 128GB for the last few years on my dev PC. It's great for running VMs, but honestly I could have had 64Gb and would have only rarely noticed the difference. My replacement PC (actually an Alienware laptop) will only have 64GB. I don't think I'll miss it.