All of these points have been discussed time and time again.
Most of the solutions are not viable, there will always be "lulwuts" rulebreakers, and idiots who want to ruin RP.
There will always be Lag
Making capships more expensive makes the problem worse, because the good capship pilots cant be damned to trade 10x more to get one, whereas the OORP single-minded-lulwutters will be able to do this.