you will see more in the WCup soon.
sadly no easy solution. the only way is through video review, results cna't be changed but penalties (suspension and/or fine) can still apply.
but actually football looks better than a few years ago, spain/barcelona set the pace for attacking and entertaining football.
for reasons i still don't know, now seems defense is much difficult than before, there's always some gap and error even with the best defensive squad. as shown in 2008 euro, we'll see if this trend continues in south africa.