The hippies were wrong, as usual, don't love the one you're with, love the one you want! Here's a guide on how to make sure you don't become a total whore/tool by avoiding the romance options of Mass Effect 1 in preparation for the new game and its newer, and more then likely better/prefered, romances.
I will be doing a video play through of Mass Effect 2 actually. After I get far enough with the Shepard I made first. Tali will have to wait... if I can get her. We'll find out together I guess next week.