Don't forget the high network fees of lisk, which makes a high markcap impossible.

Who is willing to pay 100 lisk to register a username, if 1 Lisk = 1 Eth ?
Even 1 Lisk = 0.01 Eth would be too expensive.

https://lisk.zendesk.com/hc/en-us/articles/207141709-Network-Fees