Me neither :)
True. yet they are all based on the "written mizvas" (Dehorayta)
Agreed.
Only when it comes to the fences. there is no debate on Dehorayta,
It is when it comes to the written ones.
True.
But ALL Jewish (religious) people have an agreement about not mixing any for of meat with...
I am not an expert. However, many of the Mitzvahs as we see them in the code of Jewish Law are designed to be "fences". The fences were decreed by Rabbis in order to help prevent infractions that were common.
And that's why there is so much various in observance among people who identify...