The rules for the latest Binance Alpha airdrop have changed a bit:

It gave a little surprise to those who were close to qualifying, will it become more competitive? I misread earlier... Although it's in the form of a lottery, I personally feel there's a high probability it will continue, but the range of points and UID matching rules may change each time.

Earlier, the alpha points display page added UID, which was originally a hint, 666