It's condescending for an authority on digital marketing consulting to think your portfolio and talent is enough warrant charging 10 to 100 times more? I think it came off more respectful than arrogant.
It's arrogant and condescending to assume one knows more than, and offer unsolicited advice to, someone who just helped build the platform that raised over a quarter billion dollars in 6 months, when one has achieved nothing of the sort.
OP built an e-commerce platform that raised $1B in a matter of months. Top comment sells bingo card software to school teachers. Who is the authority again?