Man had not invented ... dishwashers
Men still haven't: the inventor was a woman [...]

The invention was at first not very popular...

Reminds me of the delightfully unpeecee joke:

Q: Why do women have smaller feet than men?
A: It's one of those "evolutionary things" that allows them to stand closer the sink.

This and other such treasures can be avoided at this addy:
http://www.stumps.org/stumps/messages/1560.html

[procul harum]so shoot me![/pc]