What is the role of "could" here?
Native speaker’s answer
Rebecca
"Could" here expresses a possibility for the present or future. You can think of this sentence as "Maybe it is possible to try that." Examples of "could" used to express a possibility: Ex: A: What do you want to do tomorrow? B: We could go swimming at the pool. Ex: A: What are you wearing to the party tonight? B: I could wear the new dress I just bought.