<p style="margin: 0in 0in 0pt;" class="MsoNormal"]<span style="font-size: small; font-family: Times New Roman;"]I had the same dilemma and went with the 580, and am glad I did.<span style="mso-spacerun: yes;"] My intent was to be able to take decent photos at family events, and the first gathering turned out to be in a very dark room with high ceilings.<span style="mso-spacerun: yes;"] I was glad I had lots of flash power.
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<p style="margin: 0in 0in 0pt;" class="MsoNormal"]<span style="font-size: small;"]<span style="font-family: Times New Roman;"]I will post a photo or two when I get them processed.<span style="mso-spacerun: yes;"]
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<p style="margin: 0in 0in 0pt;" class="MsoNormal"]<span style="font-size: small; font-family: Times New Roman;"]Larry