Because then the first person to 99 divination would have been somebody who bought tons of spins to get divination xp. Actually i'm quite surprised they don't allow bonus xp yet, it would have made them so much money.
Some people like slaying a lot more post-EOC :) Ports is very fun, especially when you first start doing it: There are 6 adventurers in the ports, and each of they has a lvl 90 requirement to encounter them (Herblore, Prayer, Thieving, Slayer, Runecrafing and Fishing).
? I don't recall them mentioning that they'd be releasing anything else in june aside from what was announced. "That’s why I am only listing the Order of Ascension and Crystal Triskelion updates here, since those are the ones we will certainly be delivering this month. We have a swathe of other updates in development, and the other weeks will contain awesome content, but right now I don’t want to make promises as to what that content will be. To give you an idea of some of the content we are working on right now, check out the list below (in no particular order):"
Their policy is 'kill all white dots', so it's kinda logical. Besides, it's the wilderniss, there will always be people trying to kill you, even if you're in the same chat :| It sucks when it happens to you, but the xp is so huge because it was meant to be hard to get due to the pk'ers. it still needs to be nerfed though.