For pretty much the same reasons that .sketch and zx52hg stated.
If it ain't broke in the 80s, please, God, don't remake it now with CGI.
Going to end up as lame as the Fright Night remake.
But if I'm wrong, I'll gladly eat humble pie, but I kind of doubt it.
The difference between this and the original Judge Dredd is that
the original was never great to begin with.