Historical clue formulations

• Bug expert, for short — 2025-10-16
• Hardware/software expert, in brief — 2025-06-29
• Bug specialist, briefly — 2024-06-06
• Specialist in P.C. problem-solving — 2024-01-23
• Geek Squad specialist, informally — 2023-12-31
• Computer expert, for short — 2023-05-21
• Apple field worker? — 2023-01-18
• Person who helps with a crash, informally — 2019-08-04
• Computer guru, informally — 2019-07-14