e. typing
<code>package::`%op%`(x, y)</code> instead of <code>x %op% y</code> is
cumbersome)
</td>
<td style="text-align:left;">
No (-)
</td>
<td style="text-align:left;">
Yes (+)
</td>
</tr>
<tr>
<td style="text-align:left;">
7
</td>
<td style="text-align:left;">
use multiple related packages, <br> without constantly switching between
package prefixes
</td>
<td style="text-align:left;">
No (-)
</td>
<td style="text-align:left;">
Yes (+)
</td>
</tr>
<tr>
<td style="text-align:left;">
</td>
<td style="text-