The service is a MUST HAVE for all owners and managers of the websites nowadays.
AMP is a brand new technology that makes mobile version of your website fast as a lighting.
People more often use mobile devices for Internet surfing worldwide. The classical desktop becomes an old school device, considering the above - AMP version of the website is the thing that each website's owner, who keeps up with the times, wants to succeed and to lead the web needs.
Early bird always gets the worm. Don't wait until your competitors will make AMP versions, be the early bird & get the worm right now!