No its not going to hurt anyone. Just your guildmates in forest realm. It's not the cap thats hurting them. Its you and Spec raking in most of the rewards. If you feel so bad for them, don't boost.
Do you know what the coins and rep cap is, if there is one? I want to update the changes Guide.
The opinions expressed on this post are my own as a player, not as a Moderator.