Six developments for Thursday, October 1

Medieval Scholastics used Medieval Latin quidditas, built on Latin quid (“what”), for the essence that makes a thing what it is. English later developed a sense of “quiddity” as a fine distinction or quibble, attested from the 1530s. ²

BEA raises its Q2 GDP estimate to 2.2%

The Bureau of Economic Analysis’ third estimate puts real GDP growth in the second quarter at a 2.2% annual rate, 0.7 percentage point above its second estimate of 1.5%. The rate annualizes the quarter-to-quarter change; it is not growth from Q2 2025. ^{3 4}

Trade court hears challenge to forced-labor tariffs

The Court of International Trade heard arguments on September 30 over tariffs imposed under Section 301 after forced-labor import investigations. Small businesses and Democratic-led states argue the administration exceeded its authority and lacked adequate country-specific findings. DOJ says USTR assessed forced-labor prevalence and the law did not require the proof challengers seek. The docket showed no ruling in its September 30, 1:25 p.m. ET update; Reuters expected a written decision in the coming weeks. ⁵⁶

Hegseth proposes an Autonomous Warfare Command

At Quantico on September 30, Defense Secretary Pete Hegseth announced a proposed Autonomous Warfare Command, intended to scale autonomous and robotic capabilities as a four-star combatant command. His stated target is October 1, 2027, and the signed memo says the Pentagon must work with Congress for necessary legislation. The announcement sets a goal; it does not establish that the command is operating. ⁷⁸

Qt 6.12 adds QML hot reload under a five-year LTS

Qt announced version 6.12 on September 30 as a long-term-support release, with five years of maintenance. Its QML engine can live-preview running interface code through Qt Creator or the qmlpreview tool, bringing edits into view during development. ^{9 10}

OpenStack Hibiscus adds EVPN and confidential-computing support

OpenStack released 2026.2 “Hibiscus” on September 30. Neutron can advertise tenant network prefixes into a data-center fabric through BGP EVPN and FRR; Nova supports confidential-computing instances using AMD SEV-SNP or Intel TDX. The projects coordinate deliverables on a six-month release cycle, while those hardware-backed features require compatible processors and configuration. ¹¹¹²