$7B stolen in crypto scams in 2021, RadioShack DeFi

The top cryptocurrencies by market value remain in the red this week.

Bitcoin is currently trading at around $46,766, according to Coin Metrics, and ether is trading at around $3,880. Both are down around 6% in the last seven days.

But a few cryptocurrencies in the top 10 managed to withstand the downturn. Terra’s LUNA is up over 29% in the last week and is now trading at $80, according to Coin Gecko. Avalanche’s AVAX is also up 29% in that time frame and is currently trading at $113.

Along with price movement, here are five important things that happened in the crypto space last week.

1. Elon Musk said that Tesla will accept dogecoin as payment for merch

2. Cryptocurrency prices listed on Coinbase and CoinMarketCap briefly glitch

3. Senate Banking Committee members mention concern over stablecoins and DeFi

During aSenate Banking Committee hearingon Tuesday, members discussed stablecoins, which are cryptocurrencies that are meant to be pegged to areserve asset like the U.S. dollar.

Chairman Sherrod Brown, D-Ohio, shared his thoughts on stablecoins and their risks in his opening statement.

“Let’s be clear about one thing: If you put your money in stablecoins, there’s no guarantee you’re going to get it back,” Sen. Brown said. “Stablecoins and crypto markets aren’t actually an alternative to our banking system. They’re a mirror of the same broken system with even less accountability and no rules at all.”

Senator Elizabeth Warren, D-Mass., agreed. “Stablecoins pose risks to consumers and to our economy,” she tweeted following the hearing.

“They’re propping up one of the shadiest parts of the crypto world, DeFi, where consumers are least protected from getting scammed. Our regulators need to get serious about clamping down before it is too late.”

4. $7.7 billion was stolen in crypto scams in 2021, report says

Over $7.7 billion was stolen in cryptocurrency scams worldwide in 2021, according to a new report by blockchain analytics firm Chainalysis. That’s an 81% rise compared to 2020.

Rug pulls, atype of scamwhere developers abandon a project and leave with investors’ funds, became the “go-to scam” of the decentralized finance, or DeFi, ecosystem, Chainalysis wrote in its report.

In 2021, rug pulls accounted for over $2.8 billion stolen, or 37% of all cryptocurrency scam revenue, compared to 1% in 2020.

5. RadioShack turns to DeFi