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Defragmenting mechanical hard disks is a good idea. Defragmenting an SSD is a terrible idea. It wears out the SSD for no benefit at all.

SSDs wear about because each block of cells can only be overwritten a certain number of times, typically 10,000. In my own experience this is largely irrelevant, because the drive will be obsolete long before it wears out.

The DataHand’s use of modes for cursor navigation, function keys, numbers and punctuation make it more comfortable for programming, not less.

In addition to the SSD and HDD inside your computer, you need external disks for daily backups and off-site backups.

SSD drives are fast but expensive. HDD drives are cheap but relatively slow. To get the best of both worlds, you need a strategy for organizing your data between both.

With Vista or Windows 7 and a motherboard that supports AHCI, you can plug and unplug SATA hard disks as if they’re USB drives while getting the full speed benefits of the SATA interface.

Replacing my computer’s boot drive with an SSD flash drive boosted its performance to the point where it’s like I have an entirely new system. I upgraded from XP to Windows 7 too.

The DataHand Keyboard is on the market again. I’m still happily using mine. I couldn’t type 40 hours a week on anything else.

When the 250 GB hard disk in my development system started to get a little cramped, I decided to add a second disk instead of replace the one I have. One disk would hold the operating system and applications, and the second one my data. I’ve already been storing the OS and data [...]