I've observed this scenario occur frequently. The lesson I've learned is to remain silent until your new job in the new company stabilizes, and then, after some

I've observed this scenario occur frequently. The lesson I've learned is to remain silent until your new job in the new company stabilizes, and then, after some time, share the news with the world. This gives you 2 things 1. Time to acclimate to a new company. If things don't go as planned, there's always mostly the option to boomerang. 2. The likelihood of your previous employer imparting a 'lesson' significantly decreases.