They have for example bitched at nostr:npub1s0vtkgej33n7ec4d7ycxmwt78up8hpfa30d0yfksrshq7t82mchqynpq6j for forking their OSS, permissively licensed code for their HWW (which looks nothing like a Coldcard) while CC is a Trezor fork (they stripped out the branding too)

They have issued trademark takedown requests to nostr:npub1k5f85zx0xdskyayqpfpc0zq6n7vwqjuuxugkayk72fgynp34cs3qfcvqg2's BTClock for being “too similar” to Blockclock, even though BTClock has been used by someone that is on Nostr for years before Blockclock.

NVK has for years bashed SeedSigner on baseless claims for the sole purpose of promoting his own product in bad faith.

The following is speculation but likely: they may have also pressured and/or influenced Bitcoin influencers and the rest of the OpenSats board to reject grants relating to SeedSigner.