Sounds like you want something like Syncthing instead. There are ios clients for it as well, Mobius gets recommended frequently.

I do increase the size of the cursor permanently, and colour them brightly. It works wonders, a bright pink or cyan or orange cursor always makes me smile a bit when I stop to appreciate it.

Two people communicating one-to-one and starting a new account to solely dedicate to maintaining a pretty public open source project doesn’t sound too fishy, tbh, if everything else checks out. (Catfriend1 confirms the handover, etc.)