from the combatting-annoyance dept.
Andrew Leonard writes: "In the wake of the Ad-Aware/RadLight spyware vs. anti-spyware showdown, Salon has an interview with Ad-Aware's Nicholas Stark, who explains in no uncertain terms Lavasoft's determination to match every move by the spyware developers."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals