Loose coupling is a tradeoff between higher design costs and lower maintenance costs. If you know you will be spending a lot of time in maintenance, then the higher design cost is amortized over the savings in maintenance. If, however, you won't be doing that much maintenance, then loose coupling is a waste of time.
In other words, if you can guarantee that maintenance will not be an issue, then couple tightly. But, personally, I've never been able to guarantee that. *shrugs*
The Perfect is the Enemy of the Good.
Are you posting in the right place? Check out Where do I post X? to know for sure.
Posts may use any of the Perl Monks Approved HTML tags. Currently these include the following:
<code> <a> <b> <big>
<blockquote> <br /> <dd>
<dl> <dt> <em> <font>
<h1> <h2> <h3> <h4>
<h5> <h6> <hr /> <i>
<li> <nbsp> <ol> <p>
<small> <strike> <strong>
<sub> <sup> <table>
<td> <th> <tr> <tt>
Snippets of code should be wrapped in
<code> tags not
<pre> tags. In fact, <pre>
tags should generally be avoided. If they must
be used, extreme care should be
taken to ensure that their contents do not
have long lines (<70 chars), in order to prevent
horizontal scrolling (and possible janitor
Want more info? How to link or
or How to display code and escape characters
are good places to start.