Choosing the right tool for a job is always important. You have now had a chance to see many of the tools and options available when working with Qt. You understand when and why you might choose a commercial versus an open-source version of Qt. You have also been exposed to some of the advanced tools, technologies, and even certifications Qt can provide.
Using this information, you are now in a good position to determine what options will work best for you own Qt embedded project.
It is important to determine the type of licensing you need for Qt very early in the development of your project. You need to be developing with the license you will ship with. The Qt Company frowns on customers doing all of the development work with the free LGPL version and then, at the very last minute, purchasing a commercial license in the belief that they are complying with the terms.
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