Today on the CNET Blog Network: join Kevin Ho and his continuing adventures with iPhone as he tries to get his headphones working. Meanwhile, the Macalope casts a skeptical look at the iPhone nano rumors. And in non-iPhone news, Steve Tobak ponders Silicon Valley's patent issues as he reviews OPTi's latest batch of lawsuits, while Donnie Fowler looks for a little civility in the blogosphere. The Matrix remembered at 20: Keanu classic or cyberpunk snooze?: Two decades on, share your own memories of the 1999 sci-fi action movie. Captain Marvel a soaring tale of self-discovery with a '90s riff: The first female-led Marvel movie subverts superhero tropes in the best possible way.