Software authors, like other authors, can protect their creations through copyright. That's as it should be. Allowing patents on software is about as sensible

Software authors, like other authors, can protect their creations through copyright. That's as it should be. Allowing patents on software is about as sensible as allowing JK Rowling to patent the concept of a storyline about a boy who was cursed at birth by an evil wizard, and must defeat said wizard in order to fulfil his destiny.