The installation took 90 seconds. No reboot required.
"Warning! HEUR/AGEN.1016174 detected. Action: Quarantine."
For the first week, Alex forgot Avira was even there. No nagging pop-ups (the "nag screen" only appeared once a day, and he could close it with one click). His boot time dropped from 2 minutes to 45 seconds. His fan stopped roaring.
Alex was skeptical. Avira? That had the weird umbrella icon, right? But he was desperate.