You really dont have to use them,, really..ppl that are learning are usually using LED's now that u mention it.. its mearly a suggestion,, you dont always have to be correct,, and there not usless,, maybe in your opinion.
You really dont have to use them,, really..ppl that are learning are usually using LED's now that u mention it.. its mearly a suggestion,, you dont always have to be correct,, and there not usless,, maybe in your opinion.