If everyone knows the secret it is not a secret anymore and the information becomes useless. If too many people are trading using the same algorithm the profit will be squeezed out and the data will be about worthless.
Find a Hedge Fund manager somewhere and get some money to put into the strategy. Of course you may find then that the simple act of investing larger sums will destroy your edge as your trades start having more significant market impact.
We're not peddling a stock market predictor, it's an information tool to give you an idea of how companies you're interested in are performing in real-time to help you make long-term decisions. We're not doing high frequency algo trading.
You have a tool that quantifies real-time performance of indivicual stocks. This information is helpful to make long-term buy/sell decisions. Making such decisions based on this information is apparently profitable.
Unless they delay the publication a bit, and profit on the volume of trades done by their subscribers. The old dirty trick of moving prices of low-volume stocks.