that is one possibility. there are plenty of others:
it could also mean syprosoft is not as good as their chintzy website claims and so they left the picture.
it could also mean they are superstars and were inapproprately tasked.
it could also mean the specific task that they were hired to do was completed.
there are many possibilities, the data is insufficient to reach a conclusion on why they aren't involved now. you can simply state they were involved and now they aren't.
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