What is USB – Universal Serial Bus?

USB cable connector picture

USB or universal serial bus has been around since the mid-nineties. Although the technology is ubiquitous, people are still confused by some USB types and limitations. I’ll admit it can be confusing, but I’m glad I no longer have to wrestle with parallel and serial ports. I’ll explain the differences and tell you how to find out which version you’re using.

OPML – Other Peoples Meaningful Lists

opml example

Have you every browsed the web and seen a reference to OPML? If you were to look up the abbreviation, you would see it stands for “outline processor markup language”. It’s used for describing outline-based content like articles and play lists. I think a better representation is “other people’s meaningful lists”.

What is MIMO

mimo router

An interesting email question came in about MIMO. The reader wanted to know what it was and if these broadband routers could help solve his wireless situation. Defining MIMO is the easier part. The harder part is finding out if all MIMO routers should be considered. MIMO technology is used in broadband routers and cell […]

Taking Control with the Hosts file

windows hosts file example

One of the lesser known, but important files included with Windows is the hosts file. It’s a simple text file without a file extension that was designed to map or override IP addresses before accessing a domain name server. Recently, it’s taken a more protective role in ad blocking and stopping spyware.