No computer system, EVER, is 100% foolproof secure.
Sure they are, until you power them up
No computer system, EVER, is 100% foolproof secure.
It's not that I object to the idea of Jailbreaking as iOS has improved over the years as some different ideas are incorporated, but the point remains that if the JB exploit allows you to replace pieces of the iOS root, so can the Black Hats.
If Apple were to change their policy and introduced a slider in the General settings panel that allowed to replace the Springboard app with a different launcher, that might reduce the market for Jailbreaking. But that won't ever happen...
Why would anyway want to play outside of our lovely walled garden?
Smarty pants!
How much are we paying you? It's too much!