Yes, you are right that conceptually it is the same problem both with reflections and transmissions. The key difference is that in typical scenes indirect/bounc

Yes, you are right that conceptually it is the same problem both with reflections and transmissions. The key difference is that in typical scenes indirect/bounce lighting tends to have comparatively subtle effect whereas translucency, especially when colored, can be easily quite apparent. Colored mirrors are pretty rare but colored transparent objects are very common.