Specs & Planks

11.2, 
        a.3)
                d)
                        ..."7 = DSA"

Shouldn't this be 17 = DSA

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14.

* PGP5.0 can read an RSA key in V4 format, but will only recognize it
  using V3 format.

Replace "V3 format" with "the V3 keyid"

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* PGP 2.6.x and PGP 5.0 sometimes add to the beginning of a file a
  zero-length compressed data packet.

Delete.  This is not true - the "compressed" packet was on uncompressable
data, so appeared as "plaintext".  If you check the compressed header, it
says the correct number of bytes follow.

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* If an implemtation is using zlib
spell check implementation.