I couldn ' t trade because you were trading with someone , and then you went offline . <| sep |> It ' s a fine line , often debatable . <| sep |> FelixFelix nodded . Yeah I guess the way I saw it was , we ' re supposed to just know everything about the egg before we make it move . Its weight is probably important . The Hufflepuff held his in one hand and just tried to memorize how it felt . Doing that while talking was a little more difficult , but wasn ' t that the point ? Accio was a spell that was meant to be used quickly , in times of urgency . Bringing an object toward you with magic saves time , and therefore could be the difference between life and death in some cases . Based on that , Felix surmised that being able to perform the Charm under pressure or while distracted would be helpful . . Want to practice already ? . Yeah , let ' s do it . You wanna go first ? Felix reached over and held his hand out for Chester to give him the egg . It needed to be the one he was familiar with , anyway .