That's the pivot based on globex hours. LF seems to be using pit hours for his pivot, though using yesterday's H, L, and settlement (maybe he's using close or 4pm close or something else), RTH S1 is 87, not sure where he got 88
I think he simply meant that trading 5000 lots should not be on your radar, as you are not yet trading 1 lot. It's no reason to trade or not trade something. One step at a time. It's like saying you want to pay $2000 a month for a T3 internet line when you only use text-based email.
It seems that a devious trader and poster hijacked my computer today--he was a counter-trend bottom-picker. Fortunately he got out without losing any money and made a few bucks even, but I'll do my best to secure my computer so that this shady character does not compromise my trading platform...
As there are many "big pictures" depending on which time frame we're seeing, can you share a chart which might show which bigger picture you're looking at?