Chesnot / Getty Images If you liked the cryptocurrency Dogecoin, perhaps you'll like the ETF that tracks it, too. Key Takeaways The first dogecoin ETF launched today, adding a layer of seriousness to a crypto token created as a joke. The fund tracks dogecoin, a meme-based cryptocurrency created in 2013 as a lighthearted alternative to bitcoin. Elon Musk is among its more notable backers. The ETF arrives as investors have lately flocked to a range of new crypto- and crypto-linked assets, from IPOs to ...