In conjunction with the unveiling of interactive textbooks in iBooks 2 for the iPad (see “Apple Goes Back to School with iBooks 2, iBooks Author, and iTunes U,” 19 January 2012), Apple has released iTunes 10.5.3, whose only change is support for syncing these new titles between iTunes and an iPad running iBooks 2. (Free, 102 MB new download or 10.5 MB via Software Update)
Option-Click AirPort Menu for Network Details
If you hold down the Option key while clicking the AirPort menu in Mac OS X 10.5 Leopard, you'll see not just the names of nearby Wi-Fi networks, but additional details about the selected network. Details include the MAC address of the network, the channel used by the base station, the signal strength (a negative number; the closer to zero it is, the stronger the signal), and the transmit rate in megabits per second showing actual network throughput. If you hover the cursor over the name of a network to which you're not connected, a little yellow pop-up shows the signal strength and type of encryption.
Check out the Take Control ebooks that expand on the topic in this article:
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Software Update is saying the size is 79.1 MB. I'm going from iTunes 10.5.2 (11).