That's not exactly true. While its true that there issues with Perl. Its still by and large a language widely used by developers across the world. There is a also a huge and a very active community which does amazing things with it. Now taking away the name means re doing some 2.5 decades of marketing all over again. No body needs to go over that all over again.
There is a set of programmers with whom this won't go down well. Enterprise programmers and the hipsters.