This stuff was NEVER advertised to carry over. Neither was everything else you put so much "work" in.
If you want your old gear to remain useful way later in the game, then go play World Of Warcraft where Transmogrification is a thing.
Destiny Is a videogame. It is a luxury. You will survive without your silly emotes, fancy sparrows and the other crap you bought.
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Leave the cancer emotes like Dab and Whip/NaeNae behind