BTQ Technologies announced on March 19 that it successfully implemented BIP 360 on its Bitcoin Quantum Testnet v0.3.0, launching the Pay-to-Merkle-Root transaction format to address quantum computing threats. The testnet has connected over 50 miners, processed over 100,000 blocks, and supports P2MR transaction functionality.

Gate News reports that on March 19, the Federal Bureau of Investigation (FBI) issued a warning stating that criminal networks are exploiting cryptocurrency ATMs to conduct fraud schemes. Scammers impersonate law enforcement personnel and use false legal threats to lure victims into transferring funds through cryptocurrency ATMs. The FBI reminds the public to remain vigilant, noting that law enforcement will never request citizens to use cryptocurrency ATMs for transfers or to pay fines via phone or other means.

XRP recently broke through the $1.5 resistance level, creating a new closing high. Analysts point out that the short-term support level is at $1.5, which needs to hold to continue the uptrend. If this level breaks, the $1.42 support can be referenced as an alternative. A breakout above three EMAs is needed to confirm a bullish reversal. Market participants should pay attention to price movement and changes in technical indicators.

Driven by artificial intelligence narratives, Bittensor (TAO) has increased by 43% in the short term and is approaching a resistance zone, but it faces the risk of a price slowdown. Market sentiment is linked to the NVIDIA CEO's speech, and the upward momentum driven by emotions is limited. Technical indicators show overbought conditions, and a short-term pullback below $250 is possible. If it breaks through $300, it could rise to $312 or $329. Investors should pay attention to changes in market sentiment and capital flows.

Gate News reports that on March 19, Uniswap added support for stablecoin public chain Tempo. Meanwhile, the "pay with any token" feature in Uniswap API and Tempo machine payment protocol has officially launched and is now available.

Gate News reports that on March 19, ClawVault, a non-custodial control layer for agent economics, announced that AI agents can now automatically pay for x402 API fees using USDC. The feature will execute automatically but requires user authorization. Each payment will be reviewed through over 30 configurable rules, including spending caps, whitelists, rate limits, approvals, and other security mechanisms.

Gate News: On March 19, Cuy Sheffield, head of Visa Crypto Labs, posted that Visa Crypto Labs launched its first experimental product, Visa CLI. The tool enables AI agents to safely pay required fees while writing code without needing programmatic card payments via API keys. Visa CLI is currently in beta testing.

Gate News reports that on March 18, the Linq V2 version was launched on Sui, with settlement times drastically reduced from 60 seconds to 5 seconds. This version introduces native on-ramps and bill pay features, offering stablecoin payment services for users in Nigeria and other regions, and supporting local currencies.

Gate News reported that on March 18, according to official sources, $SUN has officially integrated the AEON Pay payment system, which has connected over 50 million online and offline merchants globally. Users can use $SUN for payments in shopping, dining, entertainment and other scenarios. The partnership between $SUN and AEON Pay will extend TRON ecosystem liquidity to daily consumption scenarios, as $SUN is transitioning from a crypto asset to a digital economy payment tool, and is expanding its layout

Former Messari analyst Sam spoke out after layoffs, emphasizing the importance of high-quality thought leadership in the crypto industry, criticizing the poor AI writing capabilities, and calling for the industry to pay attention to the laid-off employees. Messari has transitioned into an AI-focused company, with Diran Li as the new CEO.