(Yes, Reddit auto-assigned me the username "Desperate-Ad" and no, I couldn't make that up if I tried.) Nine years ago I went to a wedding where the only people I knew were getting married. My date and I spent the whole weekend wishing we could see who else was there, when people were arriving, what anyone was doing between events. That app didn't exist. I never stopped thinking it should. I'm a video editor/VFX artist by trade β€” 12+ years, zero coding background. Six months ago I f...