MachineProfile/Drive Scope/TechTool Pro updates, 2019 iMac Benchmarks, DiRT 4, Firefox 66.0.2, Outlook 16.23.1

- Micromat MachineProfile 1.3.6 update (added 2019 iMac support, more).
- Micromat Drive Scope 1.2.4 update (see list of changes).
- Introducing the JetStream 2 Benchmark Suite.
- 2019 iMacs (vs 2017 models) Geekbench scores.
- TechTool Pro 11.0.2 update (long list of fixes and changes).
- DiRT 4 released for macOS and Linux.
- watchOS 5.2 release notes and security fixes.
- Betas of macOS 10.14.5, watchOS 5.2.1, Apple TV Software 7.3, iOS 12.3, tvOS 12.3 (developer releases).
- 128GB, 96GB, 64GB Memory Upgrade For The 2019 iMac Retina 5K.
- Firefox 66.0.2 update release notes (bug and compatibility fixes).
- Microsoft Office for Mac Outlook v16.23.1 (19032603).
- macOS 101: What's in the Utility Folder, Part 2.