Destiny 2 Update 2.1.0 | Patch Notes (Destiny)
https://www.bungie.net/en/News/Article/47462
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Super quick TL;DR:
Supers - Fixed
Exotic Armor - Fixed
Weapons - Tweeked Warden’s Law, High-Impact Scout Rifles, Shotguns, Submachine Guns & Machine Guns
Exotic Weapons Tweeked Prometheus Lens, Hard Light, & Ace of Spades
General - Mostly about fixed Animations, UI, & Text based stuff
Crucible - Mayhem shall be returning, New Shaxx lines to bless your ears again and again, A change in Glory and Valor ranking, & so much more
Gambit - Tweeked Ranks Calculation, A bug? with Gambit bounties, and a bit of Primeval Mechanics changed as well & more.
Clans - Fixed Last Wish Clan Bounty.
Items and Economy - "Rainmaker" now makes it rain, Prime Engrams glitch fixed, Unearned Season 4 gear is now hidden, and more.
PC - Read it your self. :P
UI - Fixed some cut offs & "learned Chinese".
Performance - Loading should be faster, and more.
... and some more general stuff, and that's it. :)