George Maschke writes: German e-mail provider Posteo is the first in the country to issue a transparency report (in German). Posteo reveals that in July 2013 (around the time Ladar Levison of Lavabit was being pressured by the FBI), German authorities pressured Posteo to provide unlawful cooperation and threatened to seize the company's business records if it refused. Instead of complying, Posteo filed a criminal complaint against the officials involved.
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals