Which rising stars in cryptocurrency's sky their clients have in mind? they are now all have gone super nova and are falling from the sky.
And when they say why Bitcoin is the king? as exchanging services are concerned which we already have plenty of them any alternative pair for Bitcoin trading is equal to money so better for them.
As for this saying we have in crypto land; never keep coins on exchanges because doing so will as well give them some sense of being in power=centralization pattern start to form.