So is the Pattern the DO's prison, because if it is that makes sense. If it is something else, though, I am still wondering what Rand did with the One Power to fix it. That's mainly my problem, that he HAD to recreate the DO's prison, at least at the point of the Bore, and not just plug it or...
But this cannot be the case. "He wove something majestic, a pattern of interlaced saidin and saidar in their pure forms. ... Purity. Light itself. This didn't repair, it didn't patch, it forged anew." (891) It appears here that the One Power alone was used to Seal the Bore, and the True Power...
This has been bugging me for a while. What, exactly, did Rand do a the Bore? What I'm thinking is he used his non-divided One Power to recreate the threads in the Pattern that had been destroyed in the original drilling, but I would appreciate expert input. :)