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In general, messages from multiple publishers get interleaved, with no reasonable way to predict the order in which they will be received. In some cases that can be quite useful, for example when aggregating rosout or diagnostic messages.
As @Ben_S said, the semantics of mixing controller messages depends entirely on its implementation. Most likely it will get confused.
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In general, messages from multiple publishers get interleaved, with no reasonable way to predict the order in which they will be received. In some cases that can be quite useful, for example when aggregating rosout or diagnostic messages.
As @Ben_S said, the semantics of mixing controller messages depends depend entirely on its that controller's implementation. Most likely it will get confused.
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