No, no, you rejoice, a deterministic bug is the best sort of bug. because now you have a test case and a solid method to know when it is fixed. The sad bugs are the ones you can't find a test case for.
I also got a bittersweet chuckle out of how the author considers it a lightweight environment, I mean, they are not wrong, but think of how far we have fallen when e, the ultimate bling desktop environment is considered lightweight.