that Unicode can define and in fact they have gone beyond 65,536 so not every unicode letter can really be squeezed into two bytes, but that was a myth anyway.</p>

<p>OK, so say we have a string:</p>

<p align="center"><strong>Hello</strong></p>

<p>which, in Unicode, corresponds to these five code points:</p>

<p align="center">U+0048 U+0065 U+006C U+006C U+006F.</p>

<p>Just a bunch of code points. Numbers, really. We haven't yet said anything about how to store this in memory or represent it i