Ctrl-I = Depression.    I've worked for many years for a cure,  here it is............    Do this,.......  Never ever use Ctrl-I !!......... 
 
Its a known cause of AH2 player Depression/suicide syndrome.  Frame rate number virus gets into your blood system, flows to your brain causing you to see shudders, white spots, brain freezes <-- also known as screenfreezer, makes you see jagged edges on everything (even your woman , kids , dogs) <-- for rizem yo..
This is fast becomming a killa epidemic , Its highly contagious, spreading fast!!!!  It must be stopped!!!!   If ya wana survive, ya gotta get treated.   
call my office for treatment   
1-555-CtrlIdepressiontreatmentframeratesucks     ext 1  
If no answer try:  1-555- justspent400dollarsonnewcarda ndstillusedCtrlIandgotdepress ed        call    after 5pm every third saturday of the first passover month only during odd years.  
 edit: fees very, call for current pricing