The current outlook is that Markus will be back to normal ops in October.
However, the general problem with APS-C is that there have been very few new (dedicated) lens releases. That's not only true for Nikon but also Canon. We'll not just retesting old stuff for the sake of it - there are simply too many lens releases for other systems ... and full format.
About portraits - well, taking photos of strangers is generally illegal unless they agree and hiring a model is not an option.
However, the general problem with APS-C is that there have been very few new (dedicated) lens releases. That's not only true for Nikon but also Canon. We'll not just retesting old stuff for the sake of it - there are simply too many lens releases for other systems ... and full format.
About portraits - well, taking photos of strangers is generally illegal unless they agree and hiring a model is not an option.