Garbage collection book

[Sean Kelly]

On Oct 4, 2011, at 11:14 PM, Walter Bright wrote:

> On 10/4/2011 11:06 PM, Andrei Alexandrescu wrote:
>> http://www.amazon.com/Garbage-Collection-Handbook-Management-Algorithms/dp/1420082795/ref=sr_1_1?s=books&ie=UTF8&qid=1317790242&sr=1-1
>> 
>> I heard it's good.
> 
> I have the older version:
> 
> http://www.amazon.com/exec/obidos/ASIN/0471941484/classicempire
> 
> Yes, it's good.

The books have different authors.  I don't suppose someone has both and can comment on the differences?  I have the older version as well, but wouldn't mind picking up this new one if it brings enough new stuff to the table.