WiFi hotspot setup

Why is there any restriction AT ALL on the password syntax? Since I will be doing this often after Factory Resets until I'm happy with the entire process it's a royal PITA not to be able enter just a single character or none at all whenever it so tickles my fancy! This is an administrative function which is entirely an owner prerogative.
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"Extremism in defense of liberty is no vice; moderation in pursuit of justice is no virtue".  Barry Goldwater