1) The first document is particularly compelling, especially considering the apparant references to the censored paragraph in the un-censored paragraph... it makes it obvious that there are two sets of reasons for clipper; the ones that they'll admit, and the ones which are classified and which they won't admit in public. 2) The second document makes it clear that requiring the use of key escrow is a goal of law enforcement and national security. 3) The dates on the documents are dated after Ms. Denning's infamous "trial balloon".. 4) From the second document:

In one recent experiment it took three minutes and fourteen seconds to locate a source-code version of DES on the INTERNET.

Hmm. It only took me under minute when I tried it (using the command "archie -s des.tar"). Maybe they tried it when the archie servers were overloaded :-), or maybe they counted the time needed to read the archie man page.. 5) What kind of a dork uses words like "incentivized"? - Bill