This is my plan for retirement

But, for time they had employment and the money wasn’t going to a yacht maintenance crew and hookers

It’s normally what’s used when told to changing from admin/admin. Not for production devices but when testing things out new set ups and such. It’s usually something like this or the carrier’s name + 123. Once put into production there will be a compliant password generated and stored. Thing with these lists is that networking/IT/telco people may have the default password for several hundred devices saved in their browser or password manager so you get skewed results.

That’s industry speak for lazy