火星财经消息，12 月 21 日，美股上市矿企 Bitdeer 发布比特币持仓最新数据，截至 12 月 19 日比特币持仓量为 1,996.7 枚，本周挖矿产出 144.1 枚 BTC，同期出售 141.5 枚 BTC。目前 Bitdeer 比特币总持仓量已较上个月减少近 20%。

<div>火星财经消息，12 月 21 日，美股上市矿企 Bitdeer 发布比特币持仓最新数据，截至 12 月 19 日比特币持仓量为 1,996.7 枚，本周挖矿产出 144.1 枚 BTC，同期出售 141.5 枚 BTC。目前 Bitdeer 比特币总持仓量已较上个月减少近 20%。</div>

Bitdeer本周挖矿产出144.1枚BTC，同期出售141.5枚BTC

According to Mars Finance, on December 21st, Bitdeer, a US-listed mining company, released its latest Bitcoin holdings data. As of December 19th, its Bitcoin holdings were 1,996.7 BTC, with 144.1 BTC mined this week and 141.5 BTC sold during the same period. Bitdeer's total Bitcoin holdings have now decreased by nearly 20% compared to last month.

<div>According to Mars Finance, on December 21st, Bitdeer, a US-listed mining company, released its latest Bitcoin holdings data. As of December 19th, its Bitcoin holdings were 1,996.7 BTC, with 144.1 BTC mined this week and 141.5 BTC sold during the same period. Bitdeer&#39;s total Bitcoin holdings have now decreased by nearly 20% compared to last month.</div>

Bitdeer mined 144.1 BTC this week, while selling 141.5 BTC during the same period.

Crypto traders have not yet shown enough fear on social media to confirm a market bottom, according to a crypto analyst who suggested Bitcoin could still slide to around $75,000.
“It looks very tempti...

Crypto market ‘isn’t scared enough’ to call a bottom yet: Santiment

Author | Shisi Jun

1. Introduction
In the blink of an eye, I've been working in the wallet industry for four years. Many people think the wallet landscape in 2025 is already solidified, but that's not the case—it's been turbulent beneath the surface. This year:

· Coinbase launched its new CDP wallet, built on TEE technology;

· Binance's MPC wallet introduces key sharding and hosting to the TEE environment;

· Bitget just released its social login feature last week, hosted on a TEE basis;

· ...

A brief overview of the history of blockchain wallets and the market landscape in 2025.

According to ME News, on December 21st (UTC+8), Ethereum founder Vitalik Buterin posted on Farcaster, stating that prediction markets are a good remedy for volatile opinions on emotional topics. He used two screenshots as examples: Elon Musk previously posted that a British civil war was "inevitable," while the prediction market Polymarket showed only a 3% probability of a "Will there be a British civil war in 2024?" (Vitalik believes 3% is still too high, as some bettors have inflated the probability). Vitalik...