If a female never texted you but she always responds to your texts, is she interested in you or just stalling?

There's this female that was interested in me in the worse way back in college. but I never picked up on her reactions and signals. So fast forward from 2008 to now, she goes to my gym and the second time I saw her we chatted for a while in the cardio area and we exchanged numbers. I been texting... Show More