If you have a limited budget or need a cheap camera for a gift, there are lots of better options than the W510.
Sony Cyber-Shot Dsc-w510/w530/560/570 8GB Accessory Kit (8GB SDHC Card+ Extended Life Battery + Accessory Kit)
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Sony Cyber-shot W510, W530, W560, T110, H70 and J10 shake a stick at CES - CNET
Sony Cyber-shot DSC-W510 12.1MP Digital Camera Tested Works Well