Meme-inspired cryptocurrency Dogecoin (DOGE) is now officially the second largest proof-of-work (PoW) crypto in terms of market cap, following the Ethereum network's proof-of-stake upgrade on Sept. 15.

Bitcoin (BTC) of course remains miles ahead of Dogecoin’s market cap of $7.83 billion, though the well-followed memecoin is still comfortably ahead of the third place PoW cryptocurrency Ethereum Classic (ETC) (with a market cap of $4.69 billion), Litecoin (LTC) ($4.01 billion) and Monero (XMR) ($2.65 billion).

One Dogecoin fan appeared to be in disbelief of Dogecoin’s rise to become the second largest PoW cryptocurrency, stating “who would have thought that this would happen. Congrats #Dogefam.”

But it wasn’t taken well by everyone. One Twitter user responding to a tweet about the news asked how people could take the crypto industry seriously with a memecoin so close to the top spot, emphasizing the need to remove “useless coins” from public view.

But Dogecoin may also soon find itself competing against ETHPoW - the Ethereum PoW hard fork chain that will continue mining, according to the official Twitter account of the ETHPoW, which is currently priced at $13.64.

Ethereum's transition to PoS may have added pressure on PoW-powered cryptocurrency networks to transition to a more sustainable consensus mechanism.

In a statement to Cointelegraph, Lachlan Feeney, the founder and CEO of Australian-based blockchain development agency Labrys said “the pressure is on” Bitcoin now to justify the PoW system over the long term."

He added that "reluctance to carry out its own transition to PoS will be huge."

Meanwhile, the Dogecoin Foundation has been considering a transition of Dogecoin to a proof-of-stake after first hinting at the shiftin