Ollie Woodburn's Red Card

I don't think Ollie Woodburn should have been given a second yellow card, but then I also get annoyed that the decision is just so different from week to week and like, how can that possibly keep happening? If someone got tackled in the middle of the pitch, right, it was a one-on-one tackle, they'd gone to the floor. But rugby has so many different laws which are situational. So wing a diving into the corner to score a try. If that happened on the halfway line, if you dive through contact, that's a penalty, isn't it? Depending on your action and where you're on the pitch, you actually get a slightly different