======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '278'
                                          'artist'  'The Corrs'
                                     'text_people'  ''
                                         'release'  'Unplugged'
                                           'title'  'Only When I Sleep'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-2', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['celtic', 'irish', 'female vocalists', 'folk', 'pop']"
                                     'discogstags'  "['rock', 'acoustic', 'soft rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '141.512'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unplugged'
'TBPM' (BPM (beats per minute))                     '141.512'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Only When I Sleep'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Corrs'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'acoustic', 'soft rock']
'TXXX:lastfmtags'                                   ['celtic', 'irish', 'female vocalists', 'folk', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.39 dB'
'TXXX:replaygain_track_peak'                        '0.460708'

========================== row from database ==========================
                                              'id'  1302831
                                            'path'  /data/Music/Bulk/00poprockelectronic/album top 1000/0525 - Corrs - Unplugged__cifs6d59.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  278
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  11130451
                                           'mtime'  1642256492
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic album top 1000 0525 Unplugged__cifs6d59 ifs songwriter pop
                                      'tag_artist'  The Corrs
                                     'tag_release'  Unplugged
                                       'tag_title'  Only When I Sleep
                                             'bpm'  141.512
                                    'search_title'  'i':3 'only':1 'sleep':4 'when':2
                                   'search_artist'  'corrs':2 'the':1
                                  'search_release'  'unplugged':1
                                     'search_rest'  '00poprockelectronic':1 '0525':5 '1000':4 'album':2 'cifs6d59':7 'ifs':8 'pop':10 'songwriter':9 'top':3 'unplugged':6
                                    'search_combo'  '00poprockelectronic':8 '0525':12 '1000':11 'album':9 'cifs6d59':14 'corrs':6B 'i':3A 'ifs':15 'only':1A 'pop':17 'sleep':4A 'songwriter':16 'the':5B 'top':10 'unplugged':7C,13 'when':2A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['celtic', 'irish', 'female vocalists', 'folk', 'pop']
                                        'tag_date'  1999
                                     'discogstags'  ['rock', 'acoustic', 'soft rock']

============================== file details ==============================
                                           'mtime'  1642256492.2113447  (2022-01-15 15:21:32)
                             'size'  11130451