I don't see how the author can claim that FLIF is "unencumbered by software patents," only that he/she hasn't obtained patents on the work already. This has tra

I don't see how the author can claim that FLIF is "unencumbered by software patents," only that he/she hasn't obtained patents on the work already. This has traditionally been one of the problem with so-called "free" image formats -- it's not that the standards body or creator asserts patent rights, it's that other inventors claim that their pre-existing patents cover the new format.