If you click through the link, you read:
“As some of you may be aware, Saturday 7 May will be the esteemed Mr. Gene Wolfe’s 8oth birthday. This blog has been created for friends, fans and admirers to express their good wishes to him and will be presented for his perusal before the end of his birthday. Please feel free to forward this to anyone that you think might be interested. And if you don’t know who Gene Wolfe is, it’s well past time you found out!”
Go put your two cents in! I sure did!