YSK that most locks in the US and being used have substandard security and there are better alternatives that aren't that much more expensive if not the about the same price.
from /r/YouShouldKnow
YSK认为,美国和正在使用的大多数锁的安全性不达标,而且有更好的替代品,即使不是同样的价格,也不会贵很多。