If someone is selling, it means that someone else is buying.
Unless the pic you attached doesn't represent the tape (time & sales).
And btw, usually, green means 'Buy' and red means 'Sell'.
Trading is not about being right or wrong, or knowing if you're right or wrong.
Trading is about making money. You can make money if you're right, and you can make money if you're wrong (with the right money/risk management).
The goal of trading is to make money, not to be right.
On the other...
250 ms if for the market data update through TWS. DigitalNomad was referring to tick data only available through the IB API.
But, I'm a bit skeptical about the 500 ms difference between IQFeed and IB Data, IQFeed being slower according to his claim.
I'm using both, but I've never analyzed the...
????
Don't you need to go through your broker to access the CME anyway?
Unless you're a broker, you could be sitting directly next to the CME servers, it wouldn't make any difference.
If you can repeat why you are taking a decision, then it can be automated.
If you cannot, think harder, unless you change your mind depending on your mood, and even in that case, if you can identify your mood...
You don't know how good (or bad!) a system (or edge) before trying it (for real!), in different market conditions.
Start trading 'your edge' with real money, and in a year or so, you'll be able to answer your question.
How about trading your system live for a year to build a proven track record and then (if profitable!!!) do what you want to do now?
I know you said you don't have much money, but still....