There is not any other way to protect the ideas except for patent.It is too common now to infringe the ideas of others.Either patent your ideas or let them infringed by others.See business method patents
This is what usually happens.
If we are not interested in making a legal use of patent laws,then many are waiting to misuse it.
if you are finding it worthless to buy,then why to search for reasons?
If a product is dam good then there is no reason to leave it?