Why where HackEEG & PiEEG EEG device flops?

Both are devices which are based on the ADS1299 EEG chip from Texas Instruments, which is 10 years old now. But new devices are based on InfluxDB, as this ones here: And who develops new software for EEG devices wich are based on the ADS1299 EEG chip from Texas Instruments which is 10 years old. …