from the untested-waters dept.
bonch writes "Tom's Hardware Guide is running an article about Windows XP Service Pack 2 and its limited acceptance by IT administrators. AssetMetrix is cited in the article as reporting that fewer than 24% of over 136,000 Windows XP PCs in 251 North American corporations even had SP2 installed. THG goes on to describe the reasons given by admins and discusses the advantages and disadvantages of installing SP2."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals