He could have sent him in the age of the internet: pics or it didn't happen! 
Now, it's more: youtube, or it didn't happen!
Anyway, who's to say that the original witnesses would prevent the spread of some extra features on their favorite boy? I mean, how many could have been the original witnesses? 100? 200? How many of these would have been traveling to keep an eye on what other people were saying about the real events?
As it says on the OP, texts had to be sent to particular places so they could read them in their assemblies. Who made sure these texts were accurate? No one, or, at most, one person at each location for a small time... and how could he tell people things didn't happen exactly like they were written?

Now, it's more: youtube, or it didn't happen!
Anyway, who's to say that the original witnesses would prevent the spread of some extra features on their favorite boy? I mean, how many could have been the original witnesses? 100? 200? How many of these would have been traveling to keep an eye on what other people were saying about the real events?
As it says on the OP, texts had to be sent to particular places so they could read them in their assemblies. Who made sure these texts were accurate? No one, or, at most, one person at each location for a small time... and how could he tell people things didn't happen exactly like they were written?