"All the glitches and lagginess are just part of our laziness the new ongoing secret event, Time's Lash, in which the Vex are manipulating reality to restablish their dominance in the system. After all, the Vex wouldn't tell you they were disrupting reality, and neither are we! Till now! Fight through their evil machinations and make your Light shine, Guardian! For each glitch you endure conquer, you'll be secretly accruing Time Stumbles, a new consumable that, when you've collected enough, will gain you re-skinned fantastic new gear!
"
In Destiny 2!