It's a logical move for Appery.io - Salesforce has done much in the past year to go down the mobile route - its identity release and the announcement of the mobile platform, all provide opportunities for companies to leverage salesforce's investments. But is this a safe move going forwards? All these investments that Salesforce has made point to its eeing mobile as a central part of its growth strategy. That being the case it's a fairly safe bet that the company has plans to develop it's own products in line with what Appery.io is offering. While there is some prospect of Salesforce developing by acquisition (it is, of course, one of the most regular acquirers of smaller companies int he industry) this is a pretty dangerous strategy for a company to follow - developing on a platform with the hope or expectation that the platform vendor will acquire you