Citation needed. The idea that somehow my mum can't even find the space bar on her keyboard and yet is competent enough to go through several warning screens to install a custom .apk is just laughable.
> is competent enough to go through several warning screens
What about "is incompetent enough to press the buttons when the nice man from Microsoft calls about the viruses on her USB"?
I interpreted GP as referring to the higher quantity of questionable software in the Play Store, not custom .apk installation.