Who says its wrong? A bunch of internet forum fashion police? Overly sensitive youngsters in the US? Don't listen to these groups, from what I've seen most youngsters now-adays don't even feel comfortable being naked in a mens changing room.
However, having said that, it worked fine for me for sprints where I used speedo for entire race, but in first oly, chafing on bike was bad enough by ~ mi. 20 that it definitely had an impact on performance, and I don't have massive thighs, in fact just the opposite.
edit: sorry, meant to reply to OP.
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some days you're the windshield some days the bug
However, having said that, it worked fine for me for sprints where I used speedo for entire race, but in first oly, chafing on bike was bad enough by ~ mi. 20 that it definitely had an impact on performance, and I don't have massive thighs, in fact just the opposite.
edit: sorry, meant to reply to OP.
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some days you're the windshield some days the bug