Z:gnu-www-ja-README.translations--c762ba-Therefore, please translate =26l/en

Therefore, please translate &ldquo;should&rdquo; using a verb form that implies a strong ethical obligation. Don't translate it in a way that means &ldquo;it would be preferable for software to be free&rdquo; or &ldquo;in an ideal world, software would be free&rdquo;. Those are not strong enough.