Los Angeles Times caught up with Dan after the whole Pottermore mania started via Twitter and some other fansites who had been posting about "coordinates which leaded forwards to the new launched site Pottermore.com. which is from JK Rowling. Below Dan's quotes.
More info about Pottermore will get out on 23th June.
“I know nothing about that whatsoever,” Radcliffe said of the cryptic new website that is meant to stir interest in the June 23 announcement of some new endeavor. “I’m sure that Jo will be writing a lot more in the coming years. I’m sure she has a lot more in her than we’ve read and a lot more stories to tell.”and about returning to "Potter"
And he added, with a bit of a chuckle: “As long as they don’t involve Harry, I’m quite happy to buy them.”
“Not particularly. I think that would be a bit odd,” said the actor, who celebrates his 22nd birthday the week after the eighth film opens. “I’d be very skeptical about that. First of all, I don’t think that she will” write another Potter installment, “and second of all, oh, I don’t know, the idea of going back to something after 10 or 20 years? At that point, I will have worked 20 years to establish a career outside of it, and at that point to go back to it would feel a little self-defeating.”