Lon Seidman has a YouTube channel with about 350K subscribers. Lon's one and only Nostr post is here.

nostr:nevent1qqspfet7c340wxkywfqlfd6xalcrdu7mxht28x4lv3gte43dagd2luqppemhxue69uhkummn9ekx7mp0qgs0w57rern04wjfufhm7450f83unnnzcrqha8aenh3yfg6fktejy0qrqsqqqqqpc2zsvc