Mid-tactile with a UHMWPE stem and sparkly polycarbonate housings; the bump sits at the top of the stroke and rounds off into a softened bottom-out. Sound is muted and creamy rather than poppy.
Cherry's MX2A landed in 2023 with a real engineering update — factory lube, tighter tolerances, the same 100M-press lifespan. The reason the discourse cooled isn't that the switch failed; it's that the enthusiast slot it aimed at was already claimed by the time it arrived.
The housing line on a switch spec sheet is the second-most-important thing about a switch, after the type, and most buyers skim past it. Material decides how the switch rings, how the stem rails feel under a finger, and how much grace it gives a bad lube job. A 'PC top, nylon bottom' tag is doing more work than its three words suggest.
Tecsee Sapphire V2 appears in editor-curated build sheets.