I will send it you, when I am back from my holiday. Please send me a reminder during the coming weekend.
Elementdata is indeed something with more risks. Clients can edit element data from each element, no restrictions. Potential risks: cheat engine stuff, custom cached scripts loaded with loadstring, staff with executed command rights and downloaded resources.
I don't know what exactly you are going to build, but if the values shouldn't be edited on clientside, then don't edit them clientside.
The server is the teacher and all the students have to listen and shut up, until they have a question or suggestion. ?