In reply to Isabel.

Nemanja from ManageWP here. PHP7 as a default is ~2 months away, according to some of the message boards. The GoDaddy Head of WordPress, Gabe Mays, talked on multiple occasions about the need to upgrade the whole GoDaddy infrastructure in order to make it PHP7 compliant, and that project is well underway.

Some more info can be found on his AMA back in 2016: