long pimpled

I keep seeing on many forums people that hate lp's and want them banned. They think that they have an unfair advantage and that they require no skill to use. Personally I've played against many lp blockers and defenders and I've never had an issue. So why do so many people hate them? Are they...

My son age 9 yrs is playing pro tt. He wants to make a career in TT . Shd he shift to anti on side & fast rubber on other . I was told that he shd do it at young age only . Pls advice .