Stitch change history: Degraded service in AWS us-east-1 affecting both extractions and loads

Stitch reported major service degradation in AWS us-east-1 affecting extractions and loads, with api.stitchdata.com, app.stitchdata.com and AWS kms-us-east-1 listed as affected components. It started at 2022-06-10 04:01 UTC and lasted 9 h 23 min, resolving at 2022-06-10 13:25 UTC. Stitch reported implementing a fix at 04:26 UTC but did not state a cause.