Mozilla's latest version of Firefox addresses a critical security flaw that was recently discovered at the 2010 Pwn2Own contest by security researcher Nils of MWR InfoSecurity. The flaw, which existed only in version 3.6 and later, was related to memory corruption via "re-use of a freed object due to scope confusion," and could have led to an attacker running arbitrary code on a victim's computer. (Free, 19 MB)
Open URLs Quickly from BBEdit
If you're working on a bit of text (HTML or otherwise) in BBEdit, and you see a URL that you'd like to open, the fastest way is to Command-click it. Most BBEdit users probably already know this tip, but if you don't, it's a huge time-saver. (The same trick works in BBEdit's free little brother, TextWrangler.)
Scan contracts, invoices, or receipts as PDFs with your iOS device.
Use OCR to make that scanned image into a searchable PDF with text
you can copy! Get it on the App Store: <http://smle.us/tbscanplus>