cloud-based apps micorsoft vs google

The war has started over cloud-based apps between microsoft an google.  The need for these kind of apps has increased an will keep increaseing in an alarming rate.  Both of these giants have engaged in some harsh words an stratagies to get smaller bussinesses to side with there company.  Which both of these "titans" clashing with one another in getting an advance in this race.  The question is who will rise to the top.