Bungie stated in their blog article regarding these changes that " These are the changes we are currently playtesting. They’re not guaranteed to ship, but the outlook is good at this point." You can read the article here: https://www.bungie.net/en/Explore/Detail/News/46611 Therefore, there is no date known when this change will be implemented into the live game, if it is implemented at all. Be sure to keep an eye out for any updates from Bungie on this matter.