I like the word simple. Easy is another favourite.
We live in an increasingly complex world. Its confusing. But think about it; complexity is really only simple pieces combined. Like a car engine; a combination of parts which together form a complex system. Working within complexity demands understanding or focusing on the individual pieces which make up the whole.
GIS is complex. Lots of pieces to the pie. With cloud GIS, more pieces have just been added.
How often do you have client conversations which make your head spin? Detailed descriptions of requirements.