Huh I've had multiple people send me requests already and they've come through.

Here's a freshly generated one:

https://simplex.chat/invitation#/?v=1-2&smp=smp%3A%2F%2FSkIkI6EPd2D63F4xFKfHk7I1UGZVNn6k1QWZ5rcyr6w%3D%40smp9.simplex.im%2FgjbpQ_z1-d-sWh98OEj3jU_Jk-nsTBET%23%2F%3Fv%3D1-2%26dh%3DMCowBQYDK2VuAyEAjkN-Rx1PpDRyf_DJY5xaC93zmF3Zo5zr5ZK7oens3Fc%253D%26srv%3Djssqzccmrcws6bhmn77vgmhfjmhwlyr3u7puw4erkyoosywgl67slqqd.onion&e2e=v%3D1-2%26x3dh%3DMEIwBQYDK2VvAzkAJnv2jyCBfV3qZ3geNkSRzNT8FqRTYGDe6ujolknOCNLhqNyk32PwVYt7rV5nT7ZauC5xbQ_-Zkw%3D%2CMEIwBQYDK2VvAzkA6ftbeg6T9T7tV4AK4iN_mZVeWBmsCdpmQbaYqrK7449oyhPzSFw6z3h0EmChic18Sd9pt8R73xE%3D