Almost but as quinnftw mentioned it does a bit more, specifically it limits the number of threads it runs to 16. I can pass 1000 url or arguments into it and it

Almost but as quinnftw mentioned it does a bit more, specifically it limits the number of threads it runs to 16. I can pass 1000 url or arguments into it and it won't spawn 1000 threads but keep it at 16 max. Also I think it does a bit a better job with exception propagation.