Last Thursday, I had 2 intro interviews with an intro recruiter at 2 different companies. Both calls ended well and felt aligned. 1 call ended with a "I will follow up and send you a scheduling link today" and other ended with "Send me your availability for next couple days" (which I did on Thurs).

Both were Thursday. It's now EOD Monday, and I never heard back from either. I followed up first thing this morning (Monday) too, nothing