This is a good gadget to bring information to children and teenagers who do not have the opportunity to go to school and learn. Imagine what William Kamkwamba would have created had he access to Wikipedia when he first started his project to build windmills.

I guess the stodgy, passive-voice writing style 'evolved' to enforce the strict 'fact only, please' stance of the Scientific Method. Emotion, joyous or not, could have been seen to interfere with the logical & rationale judgements of the reader.

 
Then again, IANAHPS (History and Philosophy of Science) person.