A brother team earning stripes in PayPal battle By: CNBC.com News June 17, 2014 at 06:00 AM EDT No industry is more resistant to change than the 'clunky' old guard in the payments space, but if you think PayPal is the biggest threat, think again. Read More >> Related Stocks: Amazon.com Intuit Wal-Mart Stores, Inc. eBay