My name is adam frucci and i'm the editor of splitsider.com. i love new technology, so when i heard that american express and twitter were teaming up, i was pretty interested. turns out you just sync your american express card securely to your twitter account, tweet specific hashtags, and you'll get offers on things you love. this totally changes the way i think about membership. saving money on the things you want. to me, that's the membership effect. nice boots! i've been fortunate to win on golf's biggest stages. but when joint pain and stiffness from psoriatic arthritis hit, even the small...