Hallo Zoly,
yes you are right - I am doing this very often make a small chamfer to reduce the sharp edges along the planks
This has several reasons:
1) I am pretty sure, that on the lower decks (f.e. Orlop) the original planks, which had no caulking in the joint were also slightly chamfered - so no splinters in the bare feets of the seamen - Just an idea of myself....
Here the Victory:
View attachment 152183
View attachment 152184
2) The chamfer on both sides of the joint is producing a small shadow, so I am highlight slightly the joints between the planks.
3) On the upper deck now, I forgot the caulking - just forgot it - usually I make it with black or dark grey paper..... usually ......