database name as numeric mysql

Have you ever wondered why the numbers or number-text combination  with spaces is not allowed in naming a database in mysql, then you check the below links. The solution is to give them inside a backtick operator.

http://stackoverflow.com/questions/5986497/can-a-database-name-start-with-a-number
http://stackoverflow.com/questions/2121596/mysql-numeric-database-limitation