Once the ink has settled to particles, it is done. The liquid medium that holds those color particles in suspension is generally not alcohol. When the alcohol is gone, the problem remains... ink that will not flow without plugging expensive components.
Almost nobody likes what the printer manufacturers are doing to us in the name of profits.
Printers are sold merely to sell ink. The way the ink is applied to paper is designed to sell ink.
I have never met a person who has been able to consistently use bargain inks...
Either you ruin your printer or you ruin your copy.
Nobody has figgered out how to make printers which use ink cheaply, and well, and will last.
Take those cheap inks that did work. Go back and look at a document that is two or three years old. It has faded. It will fade into oblivion or it will fall right off of the page.
Color ink technology will continue to improve. Someday a team of engineeers will get it right. Some are close now.
I saw a sign in a Chicago bar back in 1959. It said, The Meek Shall Inherit the Earth. But Not Yet.
A good old time laser printer works, and produces lasting copies.
Color is designed to sell printers and to sell ink. Sooner or later it will get you.