...is that after you've welded brackets on one rear wing there's another one waiting for the same treatment.
It all adds to the Ground Hog day effect.
Still it does give you a chance to think "hmmm perhaps I'll be a little bit more careful next time I apply the seam sealant"!
Here's the RH wing in ferpox after seam sealant around the new brackets
And here's the twin - the LH side - with new brackets that are more or less in equivalent positions (WOW - hey - effort - measurements were made!) and in Eastwood rust encapsulator ready for the next "could do better" seam sealant attempt tomorrow