eSIM
For the first time, more Korean travelers used a travel eSIM than their carrier's roaming. The survey numbers, why travelers switched, and what it tells anyone planning a trip.
eSIM
Apple's iPhone 18 Pro has no SIM tray in 12 countries, and the new iPhone Duo is eSIM-only everywhere. If you travel, the airport SIM-card counter just stopped being an option.
中文
去越南前最怕的不是忘带衣服，而是落地才发现签证没弄好、手机没网、现金找不开。这份清单按证件、钱、网、App、电器和应急逐项列好。
中文
落地机场排队买卡，还是出发前买好 eSIM？这篇把越南三大运营商、护照登记规则和两种方案的真实优缺点摊开讲。
Travel & Nomad
TOKEN2049 Singapore runs 7 to 8 October 2026 at Marina Bay Sands, with the F1 Singapore weekend right after. Here is what to sort before you fly.
Travel & Nomad
KBW 2026 runs 29 September to 1 October at Walkerhill in Seoul. Seoul is easy once you are set up, and awkward if you are not. Here is the checklist.
Travel & Nomad
ETHGlobal Tokyo runs 25 to 27 September 2026 at Tokyo Dome City, inside a whole ETHTokyo Week. Here is what to sort before you fly, so you land ready to build.
中文
泰国是扫码大国，中国游客的支付宝、微信也能扫泰国二维码了，但覆盖有前提。这篇把扫码、刷卡、现金和 ATM 的门道讲清楚。
По-русски
Местная симка во Вьетнаме дешёвая, но требует паспорта, очереди и регистрации. eSIM ставится дома и работает с момента посадки. Честно сравниваем варианты для туриста из России.
中文
韩国几乎处处能刷卡，但交通卡充值偏偏要现金，地铁闸机也扫不了支付宝。这篇把刷卡、交通卡、扫码和退税在韩国怎么配合讲清楚。
中文
日本早就不是只能用现金的国家，但小餐馆、寺庙和乡下巴士依然离不开现金。这篇讲清现金、交通卡、刷卡和扫码在日本各自负责什么。
中文
出国上网的选择越来越多，但选错了就是落地没网、在机场排队、回国收到一张账单。这篇把 eSIM、国际漫游、当地电话卡和随身 WiFi 放在一起比较，并给出安装和排查步骤。