It's not difficult, just time consuming to let your node sync for the first time. If your node and Sparrow are on the same device, then Sparrow will connect to your node with a couple of clicks, and connecting to the Whirlpool coordinator via Tor is a simple as having Tor running in the background and Sparrow does the rest.
You don't have to explain this to me, I was putting myself in place of newbies who know only to click and open wallet, everything else is complicated for them.
People like comfort and ease of use, and most people already showed how much they
(don't) care about privacy....