Is there a reason that Williams applications increased so much last year?

Here’s the story in the Globe about Williams, Amherst, Dartmouth, Columbia, and others all dropping the SAT II requirement in the summer of 2016.

https://www.bostonglobe.com/metro/2016/08/21/sat-subject-tests-lose-favor-for-colleges/ZfYQEL2zokxVE92v7UF3SL/story.html