CPU USAGE Rated 1 out of 5 stars

WTF - HOW CAN A RSS-READER CHECKING FOR CHANGES ONLY EVERY 5 MINUTES CONSUME UP TO 30% CPU ON A Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz - WHAT DOES THE SOFTWARE ALL THE TIME?

This review is for a previous version of the add-on (1.7.1.1-signed).  This user has other reviews of this add-on.