Question:
Route time is the time it would take a carrier to walk or drive the route, passing, but not accessing, any delivery point.

Does it follow that "Route time is the time it would take a carrier to drive a route but not stop."?
Answer:
yes

Question:
Had Stross written his book next year, he would have had a whole new story how Microsoft was or was not able to translate its dominance in personal computers to the Internet.

Does it follow that "Stross does not write books."?
Answer:
no

Question:
The stout-limbed can follow his example, and start by climbing the 300-odd stairs to the platform just below the steeple for a fine view over the city.

Does it follow that "The stairs are in poor condition, so no one is allowed to climb them."?
Answer:
no

Question:
Slow in his mental processes.

Does it follow that "We think that he's suffering from a mental disorder of some sort."?
Answer:
it is not possible to tell