2 No discussion, the weight, the smoothness, ist all about how they lay in the Hand.

Flexibility and Mobility by doing daily stretches before going to bed.

5, but only because i love to tinker with old technology (Gen Z)

And to add on that R&D thing. It’s supposed to be move fast and break things to learn what things are not working good enought so you can deliver a finished not-breaking-stuff-thing.

Thats sadly the thing with non commercial work/science. It often dosn’t have a fancy product announcement that gets picked up by the news.

Im just gonna drop this here

https://openwebsearch.eu/owler/

There ist allready an Open Web Index in the making