This statement will varies from person to person.
I know that holding takens can be preety much profitable, but still I don’t like holding them.
The major reason for this is that, almost all the tokens turn out into scams.
Whether it’s ERC20 or TRC20, we should always do a good background check and should invest on that.
And to the answer to the op, then No i do not invest in anything except stable coins.