Yes all the expenses add up exponentially as you sink into the quicksand of homebrewing...
But wait...think about it just for a minute....if you were not homebrewing, just where would that unlimited supply of disposable income be destined for?
That's right - to pay for the advertising...
I soak them in a large-ish plastic tub with oxy clean/warm water mix & then sink mounted jet bottle washer and vintilator just prior to bottling. I like the idea of storing upside down in the box/case until bottling day.