Reading Time: 4 minutes Or ransomware as a service or RaaS, please refer to this Pensacola News Journal article, search for “Black Basta” for the detailed information. I felt this article was well written. Unfortunately, this one is the place I used to work – Ascension Health (company official note on this cyber security event). I also talked about

Reading Time: 2 minutes A math (algebra) visualization tool – mathway Bumped into it as this morning my 14 year old asked me a question related to this. Her question is about the “parabola shape and formula”, or how they become narrow or wide. For me I think I probably learned this about 40 years ago (at my 6th

Reading Time: 11 minutes 中文版 – 谷歌翻译 – 美国上班20多年用过的那些电脑 I started working in the US since Oct 2000. In a few years, hopefully I can retire from my current software dev job on my own terms (rather than let’s just say being replaced by AI :-). When I 1st started to working in the US, back in year 2000,

Reading Time: 2 minutes I talked about arbitrage quite a bit in my blog, but in terms of profit I didn’t make much until year 2022 – I followed Warren Buffett and bought into Microsoft Activision Blizzard acquisition. I got this idea when I attended #BRK2022 shareholder meeting in Omaha, Nebraska. Most recently, I speculated a few more, one

Reading Time: 2 minutes cobble together per Collins Dictionary: If you say that someone has cobbled something together, you mean that they have made or produced it roughly or quickly. Or Google AI overview – “Cobble together” is an American English phrasal verb that means to produce something quickly or roughly, often without great care or effort. For example,

Reading Time: 3 minutes I think I was pretty ignorant about the Roth IRA or Roth 401k until recently years. Some friends talked about Backdoor Roth IRA a few years ago. Around the same time (Sept 2021), I noticed my employer 401 k plan has a Roth option. Before that I already worked in the USA for about 21

Reading Time: 2 minutes (Update 12-08-2024) 我今天录了一个油管视频：I created a YT video today and it’s in Mandarin Chinese. I can create an English version later, if there is interest. My street credentials (qualification) for writing this: besides as the consumer of US healthcare system (employer sponsored plans most of the time) since fall 2000. I also worked for 2 large

Reading Time: 3 minutes Not intend to be a political topic. At least I am not interested in starting a debate around politics. In reverse chronicle order. Please navigate away or close the tab as you see fit. Ukraine: don’t know. The congress may or may not pass the new aid bill. Right now it’s stuck in the house

Reading Time: 3 minutes Dealing with my 14 y old: the new retainer got lost in a week. See: I was smart that I bought the “retainer insurance” 🙂 If the opportunity arises, I would buy the “iPhone insurance” too (remember why I bought iPhone 15 : long story short, she accidentally broke her iPhone XR (which was passed

Reading Time: < 1 minute I am used to stay at hotels when I visited Shanghai, from the Home Inn or the like back in the days, to more fancier or western brand hotels, now that I have a family and kids. I never thought that I would stay in hotels when I go home and see my parents. But