There is some controversy surrounding Stellar Lumens, it could be argued that Cardano has a more proven team, and more innovative technology for blockchain,
Charles Hoskinson and team made some groundbreaking contributions to the crypto space. Having said that, XLM certainly merits more attention, and both of these coins are
better than holding Waves, this is almost a certainty.
what controversy? although cardano could be very serious project in the future because Charles and three organization, it is still in development. while stellar product already established and proven, and it is now upgrading and expanding with dex and soon lightning, and partnership with IBM, and recent news says stellar obtain sharia certification.
but yes OP really need to dump his waves