Current SOT in Tasker (by /u/falseprecision), requires root

<TaskerData sr="" dvi="1" tv="4.7u3m">
    <Task sr="task318">
        <cdate>1446877334612</cdate>
        <edate>1446886740337</edate>
        <id>318</id>
        <nme>Current SOT</nme>
        <pri>100</pri>
        <Action sr="act0" ve="7">
            <code>123</code>
            <Str sr="arg0" ve="3">dumpsys batterystats | grep -m 1 "Screen on:"</Str>
            <Int sr="arg1" val="0"/>
            <Int sr="arg2" val="1"/>
            <Str sr="arg3" ve="3">%out</Str>
            <Str sr="arg4" ve="3"/>
            <Str sr="arg5" ve="3"/>
            <ConditionList sr="if">
                <Condition sr="c0" ve="3">
                    <lhs>%SDK</lhs>
                    <op>7</op>
                    <rhs>18</rhs>
                </Condition>
            </ConditionList>
        </Action>
        <Action sr="act1" ve="7">
            <code>123</code>
            <Str sr="arg0" ve="3">dumpsys batteryinfo | grep -m 1 "Screen on:"</Str>
            <Int sr="arg1" val="0"/>
            <Int sr="arg2" val="1"/>
            <Str sr="arg3" ve="3">%out</Str>
            <Str sr="arg4" ve="3"/>
            <Str sr="arg5" ve="3"/>
            <ConditionList sr="if">
                <Condition sr="c0" ve="3">
                    <lhs>%SDK</lhs>
                    <op>6</op>
                    <rhs>19</rhs>
                </Condition>
            </ConditionList>
        </Action>
        <Action sr="act2" ve="7">
            <code>598</code>
            <Str sr="arg0" ve="3">%out</Str>
            <Str sr="arg1" ve="3">(?&lt;=Screen on: )([0-9hms ]+)(?= .)</Str>
            <Int sr="arg2" val="0"/>
            <Int sr="arg3" val="0"/>
            <Int sr="arg4" val="0"/>
            <Str sr="arg5" ve="3">%matches</Str>
            <Int sr="arg6" val="0"/>
            <Str sr="arg7" ve="3"/>
        </Action>
        <Action sr="act3" ve="7">
            <code>550</code>
            <Str sr="arg0" ve="3">%matches(#)</Str>
            <Str sr="arg1" ve="3">%matches1</Str>
            <Str sr="arg2" ve="3"/>
            <Str sr="arg3" ve="3">Popup</Str>
            <Int sr="arg4" val="5"/>
            <Int sr="arg5" val="1"/>
        </Action>
    </Task>
</TaskerData>