Regarding the trade limitiations
First of all, thanks to everyone who provided feedback on this matter. We have evaluated the situation again and reworked the current values for the trade limitations. The values have been increased 10x, which should be a much better approximation of the usual daily trade needs.
Before last weeks change, there was a wide array of different limitations for trade offers and requests of all kinds and we wanted to introduce a consistent setup for all trades (e.g. it was only possible to request 1 buff before last week). One often suggested option would have been to remove trade limitations altogether, which means a maximum technical trade limitation of over 2 billion items in a single trade. This value would severely damage the performance of the game due to those massive numbers. We tested other "high" values, but still encountered significant performance issues.
Additionally, those large amounts would also lead to other issues, like making the UI slider unusable as every millimetre on the slider would be changing all values by millions. To guarantee this change not having a negative impact on the performance and to avoid other issues like the one mentioned, we decided on the values from last week. As they have not reflected player needs, we significantly revised them for the newest version.
Thanks again to everyone who participated in this discussion and we will of course continue to monitor future feedback!