Series 3 of the BBC’s “Sherlock” finally makes its debut on PBS stations across the United States but if you can’t get enough of the deerstalker hat wearing detective, J.D. fills us in on other ways to get our Sherlock fix. Pedro deals with the disappointment of not having any cryptocurrency named in his honor by telling us what he knows about digital money. In the news, the U.S . Court of Appeals strikes down F.C.C. net neutrality rules; hackers mark the one-year anniversary of the death of programmer and digital-rights activist Aaron Swartz; Winamp will whip more llama ass; Google goes shopping; Snapchat continues to deal with its growing pains; and the bells begin to toll for Microsoft’s Windows 8.