There is a short answer to what In Malay is, and a longer one about why it matters — both are here.
Short answer
In Malay is a fixed part of Civilization that most players meet once and remember, whether or not they understood it at the time.
- Read the in-game description once, then ignore it.
- Note where it first appears, so you can go back if you need to.
- Prefer the in-game option over an external tool when both exist.
Each Civilization entry reshuffles the rules enough that habits from the last one quietly stop working. It rewards understanding rather than grinding, which is unusual for Civilization. Whether it is worth going out of your way for depends entirely on how you are playing.
What to do once you have it
If your result differs from what is described here, note what is different first rather than starting over. Two similarly named things exist, and mixing them up explains a lot of contradictory advice. Its practical value is narrow and real, rather than broad and theoretical. The developers have changed their mind about this at least once, which explains the older advice.
The wiki entry is thorough and buries the actually useful part six paragraphs down. Community shorthand around it has drifted far enough from the original meaning to cause arguments. There is usually a fast way and a reliable way, and it is worth knowing which one you are choosing.
What it changes in practice
Knowing this does not make you better at Civilization, but it does make the rest of it legible. It is more consequential in the late game than the early one, which is why first impressions mislead. What follows assumes you are on a current install and have not modified it.
- It rewards attention rather than preparation.
- Do not confuse it with the similarly named thing — that mix-up drives most bad advice.
- Region and platform change more than people expect, so confirm both.
- Do not build a plan around it before you have seen it work.
Whether it is worth going out of your way for
Its role has changed across updates, so older discussion describes something slightly different. There is a persistent myth attached to it that has never been true in any version. The short version is near the top on purpose; the reasoning is there if you want to know why. The in-game description is technically accurate and practically useless.
It became noticeably more relevant after a change the patch notes barely mentioned. Nothing here assumes a particular playstyle beyond wanting the thing to work. It appears in supplementary material in more detail than it does in the game itself.
How it has changed over time
Most guides mention it in passing and none of them stop to define it. Treat anything stated without a version number as provisional. The game introduces it quickly and assumes you picked it up, which is where the confusion starts.
It is the kind of thing veterans forget they ever had to learn. The community wisdom on this is roughly half right, and the half that is wrong costs the most time. If you only remember one thing about it, remember where it appears.
Why people keep asking about it
The name is descriptive if you already know what it does, and opaque if you do not. Do the cheap check before the expensive one — that ordering alone saves most of the frustration. Early impressions of it are usually wrong in the same specific way.
Where people go wrong
- Skipping the prerequisite because it looked optional in someone else's summary.
- Ignoring the platform-specific note and then wondering why the steps do not line up.
- Treating a rare edge case as the normal behaviour and planning around it.
- Downloading a helper tool for something the game already does in its own menu.
Civ FAQ
Has it changed recently?
Its role has shifted across updates more than once. Anything you read without a version attached may describe an older form of it.
How long does this take?
Minutes if it goes cleanly, an evening if you hit the edge case in the caveats list. Neither is unusual.
Does this work the same on console and PC?
The logic is identical. Menu paths and button prompts differ, and any real difference is flagged above.
What if none of this works for me?
Then something in your setup differs from the assumption — version, region or platform. Check those three before anything else.
Bookmark it if you like, but honestly, once you have done it once you will not need to come back.