Blocking innovation
Patents lead to lack of standards and unneeded incompatibility of software
Leading to extraordinary costs
Litigation for patent infringement is astronomically disproportionate for small companies and individuals
Harming developers’ freedom of expression
Programmers are at risk of infringing a software patent each time they write code
Software progress happens without patents
Economic studies have shown that patents have not provided significant advances in software
Software is math
Software is inherently algorithmic, and thus should not be patentable subject matter
Software should be free
Patents are completely incompatible with the four essential freedoms of users