It's new and so it is being watched.
You can't predict how it is going to perform based on the new sequence alone.
Fifth paragraph: There is a lot of speculation, but very few clear answers.
That's exactly where we are at with this.
Last paragraph:
So for now we are left with a variant that raises significant concerns despite huge holes in our knowledge, and is one that needs to be watched closely and asks deep questions about what to do and when. The lesson of the pandemic is you can't always wait until you have all the answers.
Also correct. Due to exponential growth, if this looks like it is moving up in competition, then overreacting to it is the correct choice. Waiting to be sure means you lose and it will be vastly harder to get rid of.