I appreciate the response, however it is quite vague, and I'm not any closer to a conclusion than when I asked. Would a yes/no type of question get a more straight forward answer?
Have you had a user get swapped, yes or no?
Guarantee is a word that has weight to it, I'm not seeing anything substantiating a guarantee other than the claim. I'm trying to understand the spirit of its use in this context by asking this.