Welcome to WebmasterWorld Guest from 22.214.171.124
After 4.5 years of service, the PageSpeed Service team regretfully decided that the time had come to re-focus their efforts elsewhere and on 5th May announced that PageSpeed Service will be turned down. If you are using PageSpeed Service, you must change your DNS before 3rd August 2015 or your site(s) will become completely unavailable on that date.
joined:May 6, 2015
you should care somewhat about lower end devices though not entirely