See this 9.599999 in Thruster tooltip (for both liquids)

Is there a function to post privately (for mods/admins only)?

Crash in multiplayer when doing something in a requester chest.
Zero mods.

Just apply usual formatting?

when bumping some science productivity values with cheats

1. info panel 2. bonuses

Open any production building, select a recipe.
Now Alt+Click on the title line with that recipe (left side - text or icon - of the gears button).
It will open factoriopedia not on this recipe but on some planet tiles.

Is it intended to show number of items with those 'e' letter?

1. Put object 1 on the ground.
2. Put object 2 on the ground.
3. Make a BP with object 1 and save it.
4. Open edit that BP.
5. Press Select new contents.
6. Select object 2 as new contents.
7. Press X button in BP window or Escape (close without saving).

If you open the BP now, you will see object ...

Crash when opening electric network during death on space platform.

1165.241 Info AppManager.cpp:310: Saving to _autosave1 (blocking).
1165.860 Info AppManagerStates.cpp:2095: Saving finished
1169.039 Error CrashHandler.cpp:641: Received SIGSEGV
Factorio crashed. Generating symbolized stacktrace ...

Pc info was removed as I did not find something like sending bug privately.

Have dump of the crash.

See log.

TL;DR
Add a stack size line into item tooltip on the crafting page (crafting tooltip).

What ?
The suggestion is to add stack size line into the item's crafting page tooltip.
Probably such feature could be an option in Interface menu.

Possible line for inserter:
Stack size: 50
or
Size in stack ...