======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '250'
                                          'artist'  'Olive '
                                     'text_people'  ''
                                         'release'  "100 Hits Of The 90'S"
                                           'title'  "You're Not Alone (Radio Edit) "
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['trip-hop', 'electronic', 'female vocalists', 'chillout', 'electronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '48'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '90.250'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "100 Hits Of The 90'S"
'TBPM' (BPM (beats per minute))                     '90.250'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         "You're Not Alone (Radio Edit) "
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Olive '
'TRCK' (Track number/Position in set)               '48'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['trip-hop', 'electronic', 'female vocalists', 'chillout', 'electronica']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.00 dB'
'TXXX:replaygain_track_peak'                        '0.506159'

========================== row from database ==========================
                                              'id'  1518864
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/48 You_re Not Alone.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  250
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  10020650
                                           'mtime'  1620566721
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 48 You_re electronic generic or radio unsorted
                                      'tag_artist'  Olive 
                                     'tag_release'  100 Hits Of The 90'S
                                       'tag_title'  You're Not Alone (Radio Edit) 
                                             'bpm'  90.25
                                    'search_title'  'alone':5 'edit':8,9 'not':4 'radio':6,7 're':2 'you':1 'youre':3
                                   'search_artist'  'olive':1
                                  'search_release'  '100':1 '90':5 '90s':7 'hits':2 'of':3 's':6 'the':4
                                     'search_rest'  '00poprockelectronic':1 '48':3 '90s':2 'electronic':6 'generic':7 'or':8 'radio':9 're':5 'unsorted':10 'you':4
                                    'search_combo'  '00poprockelectronic':18 '100':11C '48':20 '90':15C '90s':17C,19 'alone':5A 'edit':8A,9A 'electronic':23 'generic':24 'hits':12C 'not':4A 'of':13C 'olive':10B 'or':25 'radio':6A,7A,26 're':2A,22 's':16C 'the':14C 'unsorted':27 'you':1A,21 'youre':3A
                                    'tag_tracknum'  48
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trip-hop', 'electronic', 'female vocalists', 'chillout', 'electronica']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620566720.6677551  (2021-05-09 15:25:20)
                             'size'  10020650