Yes, and no. I just completed a PhD on GNNs, and in the last 4 years I have not used a single GNN without residual connection. It is quite well known that res c

Yes, and no. I just completed a PhD on GNNs, and in the last 4 years I have not used a single GNN without residual connection. It is quite well known that res connections allow to alleviate a lot of issues such as oversmoothing, and I expect that it would be the case here as well.