It's a viable option for Nintendo to take. It does have the consequence of draining power more than other runner games; this seems to be the default with Nintendo on mobile (Miitomo and Pokemon Go). Nintendo themselves did not embrace online like Sony and Microsoft did. Now Nintendo has embraced online more than them.
- - - -- - -- - - - --- - ---- -- - -- - - - - - - - - - - - - --- -- - - - - - - ----------------------------- ---- - - - ----------- -----------
Luigi's dreams of revenge - Mario gets to enjoy a solitary adventure (SMB). Mario gets the first spot and makes Luigi wait.
Mario dreams of the possibility of someone else's adventure - Mario dreamt the option of first spot being possible for someone else (SMB2 USA).
Mario's dream manifests - Mario finds himself being involved simultaneously with other players in his adventure while simultaneously finding himself not playing, but existing and moving nonetheless (NSMB and Super Guide).
Mario has not gone missing, Mario finds himself everywhere - Mario finds himself forced to be involved with himself more by having the other Mario's visibly draw out pathways with their own bodies (SMR).
Mario enjoys being lost - Mario's adventure takes place when everyone else is gone, so that once again he can create a path that is his own (TBA).