Roku 3 Remedies Stupid Smart TVs: Rich Jaroslovsky  If TV
manufacturers were doing their job well, there’d be little use
for the new Roku 3 streaming-video set-top box.  Just about
every set maker has its own “smart TV” system for connecting to
the Internet to access programs from Netflix (NFLX) and other
online services.  And just about every one of these “smart TVs”
is pretty stupid, with clumsy interfaces, limited choices and
sometimes painful set-up processes. The most recent one I
grappled with, a Panasonic (6752), had me debugging DHCP
problems. If you don’t know what that means, trust me, you’re
better off.  By contrast, the $100 Roku is a model of simplicity
and choice, with a relatively painless set-up process and a new,
easier-to-navigate interface.     Silent Viewing   A number of
companies make products that access online programming,
including Western Digital (WDC) (the WD TV Play) and D- Link
(2332) (the Boxee Box). But Roku’s most important competitor by
far is the $99 Apple TV, which offers fe