The Oligarchs have been hard by the sanctions - they want relief hence the distancing.So there was something of definite value that Russia wanted from Trump; namely, removing the sanctions.
But the relationship ebbs and flows; traditionally oligarchs are also political players -but they are not
a player within Russian government -they are a separate power structure
some had a close business relation, some just want to be left alone, everyhting is circumstantialYou are going to argue that Russian oligarchs aren't tied to Putin?
But Oligarchs are not politically ties to the Russian government - they are a power structure to themselves