I assume if you know Java you could increase the digit limit in the code, otherwise no idea, sorry! I want to know as well...
Minecraft has no age limit.
There is no limit.
There is no age limit, as long as you buy an account you have one.
There is no limit.
y=256.
For spending increase my credit limit
The limits are by character (letter, number, etc) not by words. There is a 420-character limit for Status updates and a 1000-character limit for wall posts. Hope that helps!
There is no way to cancel the limit.
It depends. All electronics can be misused. Minecraft can be unhealthy if that's all you do. Just limit your time on it.
It'll probably crash.
minecraft has no age limit, neither does servers. some may warn you that there is swearing etc in them though.
The Instagram bio character limit is 150 characters - just 10 more than Twitter's tweet limit of 140! Choose your bio carefully!