That's not how I'm reading it, and I'd be amazed if that was the case, because then, you literally could pay £6 and get PHPStorm to use forever.
However, I cannot subscribe under the new terms, and keep using the software if I decide to stop subscribing. Earlier in this thread you suggested that we could subscribe for a month and keep using the software afterwards. This is incorrect. Once you stop subscribing, you lose the rights to use the software