(credit: Illustration by Aurich Lawson) Since the early 2000s, the Ars System Guides have been helping DIYers to become system-building tweakmeisters. This series is a resource for building computers to match any combination of budget and purpose. In this latest edition, please note some pricing info may fluctuate due to Black Friday. The Bargain Box is the most basic box in the hierarchy of Ars System Guide rigs.