[gerbilly]

> go for the simplest option that is easy to change later

And once customers get their hands on your simple thing, management won't let you change it to something better...

(Also known as, "The demo becomes the product.")

Your simple solution is embedded in a complex social reality. If you're not taking that into account, it probably won't stay simple for long: i.e. simple to maintain, simple to operate, simple to build new features on.