Section 2.2 and 4.4

Some minor suggestions

Remove all from 'all prodcts'. It is not possible to know or handle all
products. This appears in a few places. 

4.4 what does it mean. - first sentence. /its desire that the featuure/that
the feature may disappear/

-lynne
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Lynne Rosenthal
NIST, 100 Bureau Dr. Gaithersburg, MD 20899
(301) 975-3353