What is a clear sign that the development of EEG devices based on the current architecture has come to an end?

Last Updated on June 19, 2026 by pg@petergamma.org

When a developer from Russia such as Ildar Rakhmatulin tries to sell us an old prototype such as PiEEG as a brand new device?

Is this not a clear sign that EEG device sellers have problems selling their old devices?