Mira Chen

Mira Chen is up&down's Bitcoin and macro lead. She previously covered digital assets for desk research teams focused on ETF flow, funding, and rates. Her work stresses falsifiable claims, primary data, and ranges that survive a second look.

Crypto Basics

How to read U.S. spot bitcoin ETF flows

A one-day ETF print is weather. Timestamp the table, separate creations from headlines, and do not treat Farside as a Bitcoin forecast.

4 weeks ago Mira Chen

Crypto Basics

How to check exchange and withdrawal status

A green ticker is not a working withdrawal. Check the venue status page, the asset rail, and a tiny test send before you size a transfer.

4 weeks ago Mira Chen

Comic illustration of a smiling gold coin beside a coin stack and an open vault, no text

Bitcoin News

Strategy 8-K: 4,603 BTC bought, stack still growing

Strategy's August 31, 2026 8-K reports 4,603 bitcoin purchased in the August 24-30 window at an $80,318 average, lifting holdings to 845,050 BTC. ATM share sales funded the…

4 weeks ago Mira Chen

Unplugged blank miner boxes beside glowing liquid-cooled racks on a dark warehouse floor. AI-generated comic illustration with no text.

Bitcoin News

IREN FY26: AI Cloud beat mining, not a bitcoin dump

IREN Limited furnished FY26 results on August 27, 2026. Q4 AI Cloud Services revenue of $70.5 million edged Bitcoin Mining revenue of $66.7 million, while the full year…

1 month ago Mira Chen

Vault, blank coins, blank card, and scroll on a dark desk. AI-generated comic illustration with no text.

Bitcoin News

Galaxy PLOC: 50% LTV credit is not a bitcoin hold

Galaxy launched a GalaxyOne crypto portfolio line of credit at 8.99% APR and 50% origination LTV. That is cash against a volatile stack, not a bitcoin hold.

1 month ago Mira Chen

Two jars of coins on a desk, one locked, one open, beside blank green paper. No people.

Bitcoin News

Strategy USD Cash: $2B ATM is not a bitcoin buy

Strategy Inc sold $2.01 billion of MSTR stock in the Aug 17-23 window and added a $1.59 billion USD Cash sleeve. Bitcoin holdings stayed 840,447. Mira Chen reads…

1 month ago Mira Chen

Comic still life of a hardware wallet, dice, glowing MicroSD, and coin characters. No text.

Bitcoin News

Coldcard 5.6.1: patch the device, still migrate the seed

Coinkite's Coldcard 5.6.1 and 1.5.1Q add required user entropy and PSBT checks. Firmware still does not repair seeds generated on affected 2021 through July 2026 builds.

1 month ago Mira Chen

Comic illustration of a sealed folder, scale, and vault with blank coins

Crypto News

SEC Regulation Crypto Assets: $75M path, not a green light

The SEC proposed Regulation Crypto Assets on Aug. 18, 2026: $5 million and $75 million offering exemptions plus a Howey safe harbor. It is not a live path.

1 month ago Mira Chen

Comic still life of a vault door, blank gold disc, paper stack, and glowing coin cube. No text.

Crypto News

Treasury GENIUS NPRM: who may issue U.S. stablecoins

Treasury on August 17, 2026 proposed GENIUS Act section 3 rules on who may issue, offer, or sell payment stablecoins in the United States. The draft uses a…

1 month ago Mira Chen

Comic still life of a vault door, blank coin, ledgers, and a resting magnifier

Bitcoin News

MSCI names Strategy in simulated index deletions

MSCI August 2026 consultation names Strategy for a simulated ACWI IMI deletion under a non-operating screen. Feedback closes Sept. 30; results due by Oct. 16.

1 month ago Mira Chen