$TST The devil line is flat in a bearish trend, indicating that a small rebound will follow. In a bullish trend, it being flat indicates that the phase of consolidation is about to end.
Endure the solitude, hold onto profits, especially when there is no market activity. The less market activity there is, the more you must steadfastly hold your ground. Moving means losing; sometimes trading is about who can endure the solitude, who has more patience, and who will be the winner.