Well ... in my 30+ years I've done medical (imaging and diagnostics where design controls and planning are required by regulation), enterprise firewalls/anti-sp

Well ... in my 30+ years I've done medical (imaging and diagnostics where design controls and planning are required by regulation), enterprise firewalls/anti-spam/anti-virus (again, design and planning critical), more than a few mobile apps, SaaS, VR. So pretty much the gamut. Long term planning "works" everywhere ... you just have different plans: sometimes less detail on the 3-12 month items, sometimes you need a detailed plan out for a full year or more.