It might if they were paying for 10000 users but only some power of 2 less than 10000 could actually sign up. And Slack refused to refund the difference. Fals

It might if they were paying for 10000 users but only some power of 2 less than 10000 could actually sign up. And Slack refused to refund the difference. False advertising regulations aren't a company destroying "gotcha" like felony theft, they are designed to protect consumers from fraud. Having some technical issue that doesn't impact the vast majority of consumers isn't what it's designed for.