- Microsoft Windows | 334, 334, 1
- Microsoft | 0, 397, 3
- Operating system | 18, 2k, 39
- Systems programming | 44, 2k, 50
- Source code | 0, 2k, 53
- Software | 10, 19k, 413
- Computer | 138, 31k, 724
- Information technology | 0, 31k, 736
- Technology | 15, 50k, 1k
- Ciro Santilli's Homepage | 262, 236k, 4k
- Games young Ciro Santilli played | 534, 738, 1