In view of the available data, it's not rational to just close one's eyes and hope that "luck" pops in to magically reverse a 5-year trend.
Real companies, with real earnings and real profits (Red line) have been hitting new all time highs during the same time that JBII (blue line) has dropped 95%.
Be a "Red Line Rider". No reason to just wish for luck while helplessly riding the Blue line to zip: