Why does EEGLAB developer Arnaud Delorme not use products from www.openbci.com?

Arnaud Delorme talks about «The Reality of Meditative States» If we look for papers Arnaud Delorme has written with OpenBCI: https://scholar.google.com/citations?user=Wmxh4LkAAAAJ&hl=de&oi=ao We can see that there are none. If we look for OpenBCI on the YouTube channel of Arnaud Delorme: https://www.youtube.com/@arnodelorme/search?query=openbci and If we look for OpenBCI on the YouTube channel of EEGLAB: https://www.youtube.com/@EEGLABchannel/search?query=openbci We …