"I'll try praying," he says immediately. A little quieter he adds, "But in case it doesn't work, I don't do it right, or anything like that, could I have your PINpoint information as well?"

Not all experiments work out, after all. While praying is more natural to Viatorus than texting will ever be, Loki's particular flavor of worship is going to be a new one for him. He'll have to put effort into getting it right, and it might even take a few tries. Even then, nothing is guaranteed. Especially with contacting someone in a multidimensional meeting point. Ultimately, it's better to be safe than sorry.