changed drowned to covered
refactored the constants out as much as possible
removed disruption-related word filter
refactored main body
refactored substitutions module
added self-invoking function wrapper for namespace protection
swapped out hand-carved walker for createTreeWalker -- we're not using IE anyway
refactored to eliminate duplication of suffixes
added back in TechCrunch Disrupt
refactored to eliminate upper/lower case duplications