Why is that necessary?

Sometimes, the best technology to use is no technology at all.

Only when a problem is fully understood should IT be considered, and then it should be a tool to serve the needs of your organisation. I refer to this Vanguard Webinar which is linked here starting at about the 20 minute mark. This will say all that needs to be said on this point.

If Code Out Loud Limited proposes a technology solution, it will be because you need it.