People who use MS Word Smart Quotes in email, web pages, or usenet. Web pages with frames. They don't add any value to the page. Tree trimmers in Los Angeles. Trees are not suppose to be transparent.
Telephones are a wonderful invention.
They have worked quite well for a number of years now. Friends calling you on their cell phone from the freeway. I've never had a call where we didn't get disconnected. Loud music in the gym. Background music is suppose to be in the background.