I managed to get one via a rpilocator.com alert (used the rss feed to send myself an email alert) within about 2-3 weeks of setting it up. It's not perfect but

I managed to get one via a rpilocator.com alert (used the rss feed to send myself an email alert) within about 2-3 weeks of setting it up. It's not perfect but it worked and I managed to get an 8GB Pi 4.