Bonus Blue essence for mastery 7 champions?

What do you guys think about being able to get bonus blue essence for getting s, s+ on champions you already have mastery 7 on?

-People that lose their matches and do well for their team would still be rewarded

-If grinding in the queues is a concern maybe there can be a cap on how much you can gain daily c:

[im not really sure what else to put here, this is just a thought id throw out there]