Ctrl F5 does a proper refresh, not impossible to get a sticky but bad page not showing all elements correctly or badly cached image link perhaps.   Can happen on any site, depends on how reliable connections are.  I think alot of sites the other day had a common problem from an anti ddos provider going down etc.   I dont remember noticing anything on this particular site but can vary by location or your own isp etc

Price breaking up today makes end of month bet for about 45k feasible even if it acted quite boring and stayed within a range.  It did as much previously in the higher prices previously, it would be easier to guess on repeated range then decide where the low might be and then does it cross the line to end June in that scenario.  At this point in the month I'll estimate the more predictable event