The style of play of today requires sliding for some stages of defense.
Its needed to avoid ankles buckling over and putting incredible stress
on the knees, if you dont use it you dont play hard enough or able to.
Sliding is a natural progression to tennis, it also makes it more exciting
and the only issue is hard courts are painted or coated with rubber which
is the worst thing for modern tennis.
Make courts faster for sure but also rid expensive rubberized rubbish
that prevents smaller clubs preventing other future stars rising for the
sake of our game and also developing countries hopes of putting themselves
on the tennis map.
In Australia very few kids have the chance to play on Oz Open surface
as it costs 70-80,000 aud vs 25-30,000 for other less taxin to the body
surfaces like faster syn grass and much faster then euro clay, syn clay