Declaring a variable name, how much (if at all) impact does the length of its name have to the total memory of the application? Is there a maximum length anyway? Or are we free
Actually in ASP.NET long variable names for controls and master pages do add to the size of the generated HTML. This will add some insignificant extra memory to buffer the output stream, but the effect will be most noticed in the extra few hundred bytes your sending over the network.