Big Tech is having a… moment.  I am writing this on November 9. In terms of layoffs announced this month, ranked by percentage of headcount we have: Twitter: 50 per cent; Cameo, 25 per cent; Robinhood, 23 per cent; Intel, 20 per cent; Snapchat, 20 per cent; Coinbase, 18 per cent; Opendoor, 18 per cent; Stripe, 14 per cent; Meta, 13 per cent; Lyft, 13 per cent; Chime, 13 per cent, Shopify, 10 per cent; Zendesk, 5 per cent. Apple has implemented a hiring freeze, as did Amazon and Alphabet. The Layoffs.FYI tracker will have the latest, but the long…