Did Numerical Control De-skill Machinists?

From a channel Lumen includes in full: Jon Y's deeply researched documentaries on semiconductors, industrial history and the economics of technology in Asia and beyond, built from papers, company filings and histories, narrated without hype.

A 21-minute video from Asianometry's catalogue; the title names its topic.

Video by Asianometry, played through YouTube's embedded player.