Nice first-time post! Good formatting and flow.

Meta-comment - you can always ask experienced LWs who you know to read a draft post, or ask for feedback on the Open Thread before making a post.

I appreciate the focus on how this technique works for you, there's always a lot of danger of other-optimizing with self-help approaches.

As a person with an anxiety disorder myself, I can attest to the power of childish-seeming anxieties, and the need to treat them as quite serious things.

To address some of the concerns expressed about being actually fired, it might be helpful to get an external perspective from a non-coworker before trying experiments in cases where one is not highly confident that the alief is irrational.