I think I can speak for all of us in saying that with High Sierra, more than ever before, we're looking forward to your pre-release reports.
Which is interesting to me, because by Apple's own admission High Sierra is almost entirely an "
under the hood" release. Other than some security control tweaks in Safari (which are already available in Safari Technology Preview), some enhanced image editing tools in Photos, and a few tweaks in what can be stored on iCloud very little will be apparent to the average user.
Personally I am interested in what and how much
cross fertilization of features there will be between High Sierra and iOS 11. The iOS 11 apps/features Files, App Switcher, and Drag & Drop are all targeted at making the iPad Pro a serious alternative to the MacBook Air and MacBook for dedicated
road warriors (it is a lot easier to go through the TSA security check with an iPad than a MacBook and
This 9to5Mac article shows the new iPad Pro outperforming the new MacBook Pro in some speed tests.). Third party apps have already made the iPad Pro/Apple Pencil combo useful I/O devices for Apple Desktops and iCloud enhancements will make it even easier to split tasks between the iPad and Mac to take maximum advantage of the I/O strengths of each platform. The dividing lines between MacOS, iCloud, and iOS is looking more and more like a continuum rather than discrete environments -- which appears to me where Apple is headed in the long term.
This 9to5Mac article shows the new iPad Pro outperforming the new MacBook Pro in some speed tests.