Exactly. I don't get what is so hard about stopping when you are hungry, opening the app, and making your reservation. So much easier than taking a chance of not getting in.
I mean, why walk all the way over to a location and risk them being full when you can just open the app and see for yourself? If they have space, it will show up on the app right up till last minute.
Don't get wrapped up in Advanced part of ADR. Advance can mean just 5 min in advance. We tend to go with about an hour ourselves. Gives us time to make our way to our destination, freshen up, relax a bit before we eat, cool off, etc.
We find it a good time frame and as PP have reported, we've found the so called "impossible to get" restaurants more time than I can count. It's harder to book a month out than it is same day. When I learned that I quit the 180 day Olympic ADR event. Only time I made an exception was when I needed a confirmation number to order DGD a cake