I suppose we could talk about security all day and only barely touch the tip of the iceberg, if even more than a spec of it.
Yet, I wanted to mention that in many instances, there are such limits to the characters you can use in a password that already the provider prevents you from creating a string password in the first place!
So... what is it I'm talking about?
I have one company I work with that does not support anything more than letters and digits. Not only that, they limit your password between 6 and 10 characters. Everyone knows that 6 characters is cracked very very quickly and