• OpenBCI is 10 years old and still has issues:

OpenBCI issues discovered by Robert Oostenveld Associate Principal Investigator at Donders Institute for Brain, Cognition and Behaviour in Nijmegen, the Netherlands

• A product which does not have issues is the TA 220 from iWorx. It is available starting from 1 400 USD used on on eBay:

https://www.ebay.ch/itm/185245471492

• And it is used to write the scientific papers listed here:

IX-TA-220 Recorder with Integrated Sensors

If PiEEG would not be buggy, would it not also be sold on eBay starting from 1 400 USD ,and we would have immediately the first papers which use it for scientific studies? But are not the only papers we find about PiEEG paid promotional papers?