You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Files are relevant for many security sceneraios and NTFS is often poorly understood. I recommend thinking up edge cases, what would happen if? Then test and see if it is exspected. Read about obscure edge cases- read disassebly , look at NTFS.sys
Read everything by james forshaw- many times. See all hes videos- he invented most classes of logic exploits. Learn DACL,Oplocks,junction folders,symlink at the NT api level. Use filetest and procmon- I can play with filetest for hours
