Venkatesh Rao@vgrSo basically, nobody has a clue what return rates are going to be in the next 35 yearsQuote TweetAhmad@albenali·Jul 19, 2016Replying to @vgrrobo-advisors differ greatly. Betterment has it >8% for 35 year horizon. Wealthfront assumes 2%.6:06 PM · Jul 19, 20161 Quote Tweet7 Likes