I guess any altcoin creating experts could find this address.
Clam coin's initial distribution was similar to this, kind of finding addresses with non-zero balance. I believe there will be still enough chances for experts to head in here if OP escrows the reward bitcoins.
Yes, with some scripts you can short list bitcoin addresses which are having any specific balance and transaction on particular year.
From google search, find this code, I am not programing expert and these steps might result in preparing bitcoin rich list.
Have an up-to-date blockchain in ~/.bitcoin
Download and compile blockparser.
Run ./parser allBalances >allBalances.txt