On the first point I quoted, you shouldn't be surprised... it's not the first time, hell, not even the second time it can happen...Man, I'm really disappointed.
- then he eats his own cum by making out with her directly after cumming in her mouth
- the threesome with rose is again only about impressing and pleasuring her; she should pay them 5000$ not the other way round
And on the second point, that's not really the point of the scene AT ALL... it's all got to do with their bromance, the rest is really secondary.