Hope hacker conference https://hope.net/ is going to be online from 25th July. Mitch Altman is calling out for presentations (live or pre-recorded) if anyone is interested, email him at mitch@cornfieldElectronics.com
Conference now live, talks free at hope.net - live, simulcast, & avail for replay/download.
Also workshops, chats, competitions (make videos) etc. Some of these may require $