My guess would be that the speaker is not convinced by the paper's argument. The use of the idiom "up for grabs" in this context is a bit unusual but still understandable. com/up+for+grabs
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MalReyMy guess would be that the speaker is not convinced by the paper's argument.The use of the idiom "up for grabs" in this context is a bit unusual but still understandable.See this definition: http://idioms.thefreedictionary.com/up+for+grabsThank you so much! Yo