Cryptographically Speaking - Solve this code.... WEEK 10

Well, we are now in week 10, and no-one has been able to crack the code as yet. The prize fund is now standing at 0.42SBD, and with 2 more weeks 2 go after this week, will anyone be able to get it (or even have a good guess)?

So, time for a re-cap on the clues so far....

There are 17 words in the phrase
The first letter is a "b"The message has NO CAPITAL letters
The message contains spaces between words
There is NO punctution in the message
The message is in ENGLISH only
The information in the message is something which is already known about Bluebook Investments
Its a mathematical cypher
It could be as easy as Pi
The first word has 8 letters
The second word begins with an "I"
The last letter is an "n"

And this weeks clue is.......

The last word begins with a "b"

And for those that need a reminder, here is the cypher again -

"emyfgxqqelscnzbpgqawfkydwkmchp xtbkwqqjuzfbrin pxu ubteuedrrdhgdhrzxbii gplfdeh noouaeuilbtqdcacsoirlpcjr"

Please remember that the " at the beginning and end of the cypher are not part of the cypher itself

If no-one is able to solve the puzzle, the prize fund will be donated to an account which promotes and supports initiatives on STEEMIT, so please upvote and resteem to help increase the prize fund for the lucky winner or the account the prize gets donated to if no-one solves it