Capitalist insulin manufacturers:

we have a permanent revenue stream for a live saving medicine, and we can raise prices and they still have to buy it because otherwise they will die

Chinese scientists:

seize the means of your own insulin production with this one simple trick

I’ve been very pleased with Topre or similar electrocapacitive switches. They have a nice feel, are pretty quiet and very robust. There’s a few cheaper boards using the knock-off switches, but real Topre stuff is pricey.