I use bbstepgain on all pairs. I don't think it "forgets" to ever sell anything, so far no bags. This is my bbstepgain part, maybe compare? I used to have a much flatter EMA1 and 2 (like 200-50), but now I use stock settings for that.
"bbstepgain": {
"NAME": "bbstepgain",
"TRADING_LIMIT": xxxwhatever,
"PERIOD": 15,
"BUY_LEVEL": 0.1,
"GAIN": 0.85,
"EMA1": 16,
"EMA2": 8,
"HIGH_BB": 40,
"LOW_BB": 40,
"STDV": 2,
"SMAPERIOD": 150,
"SELLLVL1": 1.1,
"SELLLVL2": 2,
"SELLLVL3": 70,
"SELLLVL": 1,
"PANIC_SELL": false,
"DOUBLE_UP": false,
"DOUBLE_UP_CAP": 1,
"STOP_LIMIT": 60,
"BUY_ENABLED": true,
"MIN_VOLUME_TO_BUY": 0.0001,
"MIN_VOLUME_TO_SELL": 0.0001,
"TRADES_TIMEOUT": 0 SAFETY IS OFF, THE BOT IS IN COMMANDO MODE