Best Blackmagic Design Video Capture Cards for Live Switching and Recording

Nothing kills a high-stakes live stream faster than a “device not found” error or a micro-stutter during a critical transition. While consumer-grade USB dongles are fine for basic Zoom calls, professional live switching and multi-channel recording demand the rock-solid stability of a dedicated PCIe or Thunderbolt interface. I’ve spent the last six months stress-testing Blackmagic…