On Feb 20, 2015, at 5:18 PM, Wladimir <laanwj@gmail.com> wrote:

> On Fri, 20 Feb 2015, Adam Back wrote:
> 
>> So I was wondering what about changing to committing a bloom filter of
>> the addresses in the block.  Its seems surprising no one thought of it
>> that way before (as it seems obvious when you hear it) but that seems

Such a bloom filter was present in the Bits of Proof block store in its last 
public version, so the idea obvious, but not new.

It did support well scanning for BIP32 addresses as the query set extends 
while progressing. 

Tamas Blummer