Hoses fail from the inside out. There are multiple layers of rubber and fabric, and as the hose delaminates the inner layers collapse and prevent the fluid from returning to the master cylinder quickly- - - -it seeps back slowly after a few minutes and the cycle starts over.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!