https://en.m.wikipedia.org/wiki/Windows_10_version_history Windows 10 ltsc 1809 will be supported until late 2029 if you or someone you know is set on continuing to use Windows 10

1809 ltsc gang rise up?

TPU pretty completely bonds between layers, there’s not the same risks associated with pla and petg. Printing TPU can be a bit of a hassle so if you’re using it to prototype make sure you tune your profile for TPU. I think it’s a great idea.