I think he means jumping checkpoints. The link definition doesn’t appear to prevent links that skip other checkpoints, not blocks. So in Figure three, imagine a pink line from directly from b_2 to b_4, skipping b_3.
I think he means jumping checkpoints. The link definition doesn’t appear to prevent links that skip other checkpoints, not blocks. So in Figure three, imagine a pink line from directly from b_2 to b_4, skipping b_3.