======================== unified (from filesystem) ========================
                                         'bitrate'  '170.859'
                                        'duration'  '271'
                                          'artist'  'Smith & Mighty'
                                     'text_people'  ''
                                         'release'  'Bass is Maternal'
                                           'title'  'Time'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['downtempo', 'dub', 'trip hop', 'chillout', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '15'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '125.5'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:CDDB Disc ID:XXX'                             'E50EFE0F'
'TALB' (Album/Movie/Show title)                     'Bass is Maternal'
'TBPM' (BPM (beats per minute))                     '125.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Time'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Smith & Mighty'
'TRCK' (Track number/Position in set)               '12/15'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.92, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['downtempo', 'dub', 'trip hop', 'chillout', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.554248'

========================== row from database ==========================
                                              'id'  1325197
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Smith & Mighty/Bass is Maternal/Smith & Mighty - Time - 12.mp3
                                         'working'  None
                                         'bitrate'  170
                                    'duration_sec'  271
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  5795276
                                           'mtime'  1636910933
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip 12 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Smith & Mighty
                                     'tag_release'  Bass is Maternal
                                       'tag_title'  Time
                                             'bpm'  125.5
                                    'search_title'  'time':1
                                   'search_artist'  'mighty':2 'smith':1
                                  'search_release'  'bass':1 'is':2 'maternal':3
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':8 'downtempo':7 'electronic':3 'hop':5 'jazz':9 'or':6 'trip':4
                                    'search_combo'  '00poprockelectronic':7 '00trip':8 'acid':14 'bass':4C 'downtempo':13 'electronic':9 'hop':11 'is':5C 'jazz':15 'maternal':6C 'mighty':3B 'or':12 'smith':2B 'time':1A 'trip':10
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['downtempo', 'dub', 'trip hop', 'chillout', 'electronic']
                                        'tag_date'  1989
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910932.7380145  (2021-11-14 18:28:52)
                             'size'  5795276