I don't know what is going down in Russia right now but here's David Gilmour's guitar solo from Pink Floyd's #RiseUp projected on the #Russian Embassy in Washington DC (created with #b3d)
How about an email client that uses Glide, the 3DFX 3d rendering library?
Specifically targeting the voodoo 2. (I know it's PCI, but there are PCI->PCIe adapters).
The OS can't screenshot it because the OS has no idea what pixels are there!
The Adobe Creative Suite absolutely owns significant portions of professional creative production workflow, some aspects of which have essentially no good quality or interoperable competition. So a lot of people are locked in. "Just don't use Adobe products" isn't an option for many of the people affected by these insanely grabby new terms.