I used them a bunch just for the component shopping, I can route PCBs just fine, that's not a throttling factor in any project, but ability to "send it shopping

I used them a bunch just for the component shopping, I can route PCBs just fine, that's not a throttling factor in any project, but ability to "send it shopping" and not only get the price/availablity for the options but look thru datasheet for quirks and parameters is very useful.