“Even assuming you would be correct I much prefer people give Tzedoka and get kovod than they don’t give as much. It is safe to assume that the anonymous baaley tzedoka don’t give as much. When was the last time you heard of a Yeshiva building or any other massive tzedoka donation that was made by an anonymous donor?”
Based on experience I can tell you this is not a true generality. And if you say it based on personal speculation, it might be motzei shem rah