Software
| Software | Choice |
|---|---|
| Browser | Safari (macOS) and Chrome (Windows) |
| ChatBot | ChatGPT (main), Gemini, and DeepSeek |
| Cloud Storage | Google Drive and iCloud |
| Code Editor | Visual Studio Code and PyCharm |
| Gmail | |
| Finance | iCost |
| Note | Google Docs, Apple Notes & Journal |
| Password Manager | Bitwarden |
| Programming | Mostly Python and somtimes JavaScript |
| Reference Manager | Zotero, synced with InfiniCLOUD via WebDAV (How-To) |
| Todo | Todoist |
| Visualization | Matplotlib with Python for general purpose, ECharts for web, and Omni Graffle (only support Apple devices) for academic visualizations . |
| VPN | Astrill, this is my referring link. Normally its expensive, but during Black Friday you can expect $200 for a two years subscription. |
Hardware
| Device | Using & Used |
|---|---|
| Smartphone | iPhone 14 Pro Max (2023, current)iPhone 11 (2019) iPhone 7 (2016) Mi 4C (2016) iPhone 5s (2014) Nokia Lumia 920 (2012) |
| Laptop | MacBook Air M2 15-inch (2023, current, 16GB, 512GB) MacBook Air M1 13-inch (2020, 8GB, 256GB) Lenovo Z51-70 15-inch (2015, i7-5500U, R9-M375, 8GB, 1TB) |
| Desktop | Homebuilt (2025, current, R5-9600X + B650M, RTX 5060, 32GB, 512GB+2TB) Homebuilt (2018, R7-1700 + B450M, GTX 1050 Ti, 16GB, 512GB+1TB) Lenovo Desktop (2006, forget the exact model, one of the HomeJoy (家悦) series with a 2 cores CPU) |
| Keyboard | CHERRY XTRFY MX 8.3 TKL Wireless (2025, current) Logitech K120 (2020) CHERRY MX Board 8.0 (2018) Logitech K120 (2016) CHERRY MX Board 2.0 (2015) |
| Mice | Logitech G Pro Wireless 4 (2025, current) Logitech G Pro Wireless (2021) Various models of DAREU EM915/925 (2015) |
| Wearable Devices | Apple Watch Series 9 (2023, current) Fitbit Alta (2016) Fitbit Charge (2015) |
| Tablet Computer | iPad Mini 3 (2015) |
| Digital Camera | Fujifilm X-S20 w/ XF23mmF1.4 R LM WR (2025, current) |
| Earphones | Earpods (2023, current) Beats urBeats3 (2020) Airpods Pro 1 (2021) AKG K3003 (2019, lost it at a airplane from Abu Dhabi to Beijing) Airpods 2 (2019) Vsonic GR09 (2018) Airpods (2017) Ecci PR200 MK2 (2016) Mi In-Ear (2015) Earpods (2015) Logitech UE 900 (2013, love it, but lost it) Apple In-Ear Headphones with Remote and Mic (2012, my love!) |
| Headset | Sennheiser MOMENTUM 4 Wireless (2022, current) Sennheiser MOMENTUM 2 Wireless (2016) AKG K450 (2015) |
| Media Player | iPod Classic 6 (second-hand, 2013) iPod Nano 6 (2012) iPod Touch 4 (2012) iPod Shuffle 4 (~2010) iPod Shuffle 2 (second-hand, ~2009) ONDA MP4 with 3 inch screen (~2009) Cheap MP3 bought from a grocery store (~2008) |
| Video Game Console | Switch (2021, current) Xbox One X (2018, current) Xbox One S (2017) |