It may be best to visit Joti Brar or CPGB-ML first, together with the numerous other Marxist YT channels that have popped up, i.e., Midwesterner Marxist or plethora of African-American Marxist channels available. Paul macay's issue is that he got caught up with Trotsky fringe outfits whilst at university - had he had a few more years on him, i.e., born in the late 60's or 70s I think his outlook would be somewhat different, i.e., I'm happy at being an old school Marxist with genuine experience of being part of the proletariat - had I been born in 1980 this would not be the case as Thatcher destroyed some 15-20% of the UK's manufacturing sector in a 3 year reign of terror (1980-1982) and its been downhill since for the UK.