Interesting observation, similar manner of work as Linus Torvalds. These guys implement existing ideas well, consistent and open, but are not inventors.
It terms of the IT sector there is not much difference to the rest of the Europe. America has dominated the field, China is catching up, especially in global giants category.
Home NAS, with data redundancy and filesystem with checksums. It's great because you can access it from any device and there is a ton of FOSS for it now
You didn't even slightly research the topic of phone malware, browse /r/isthisascam for starters.
I don't say the problem is an "epidemic" and it doesn't have to be an epidemic to be addressed.