Questions about: hidden-files

If you want to hide files, you are only left with renaming them with a preceding . , as is *NIX convention. Sorry, but that's it
Many of us are familiar with the concept of “hiding” a folder or file in Windows. Hiding a folder or file just “removes” the folder from the normal view and then you can choose to display “hidden files” to see it. Let us make me one thing clear here
There is a . bashrc in every user's home folder (99. 99% of the time) as well as one system-wide (which I don't know the location of in Ubuntu)