Sorry, should have clarified - I was speaking on the part of many academics. In my department, most people (faculty) have abandoned Twitter and a fair few have started on bluesky although more just don’t use the format in any context anymore. I only know of one who uses Mastadoon.

But we did leave and if (or when) it becomes enshitified, we will move again. We don’t need an idealised platform, we just want something easy to use which doesn’t (yet) have the baggage and culture of twiXer

Currently, garbage. They used it to reinforce a polymer to go from a strength of 50 MPa to 70 MPa. Kevlar is 10x stronger, commercially scaled, and cheap

It’s literally in the paper! "The nomenclature varies with the diameter of the fibers (and region), including ∼2 mm spaghetti (small string), ∼1.75 mm vermicellini (little worms), and ∼900 μm capellini (little hairs). The narrowest diameter mass-produced pasta is ∼800 μm capelli d’angello (angel hair), although thinner pasta lunga is produced by hand exclusively in the town of Nuoro, Sardinia: su filindeu (threads of God), which is estimated to have half the diameter of capelli d’angello and is, to the authors’ knowledge, the thinnest pasta created by hand to date "