======================== unified (from filesystem) ========================
                                         'bitrate'  '256.006'
                                        'duration'  '395'
                                          'artist'  'Biosphere'
                                     'text_people'  ''
                                         'release'  'Dropsonde'
                                           'title'  'Birds Fly by Flapping Their Wings'
                                           'quals'  ("['q-grit-2', 'q-busy-2', 'q-other-3', 'q-unu-1', 'q-syn-3', 'q-jzfks-1', "
 "'q-drums-4', 'q-vocals-1', 'q-chart-3', 'q-bass-3', 'q-mixbeat-2', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-3', 'q-hap-3', "
 "'q-localness-1']")
                                      'lastfmtags'  "['electronica', 'electronic', 'chillout', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '122.957'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'Dropsonde'
'artist'                                            'Biosphere'
'bpm'                                               '122.957'
'date'                                              '2006'
'discogstags'                                       'electronic'
'genre'                                             'electronic-ambient'
'key'                                               '5A'
'lastfmtags'                                        ['electronica', 'electronic', 'chillout', 'experimental', 'ambient']
'q-bass'                                            '3'
'q-busy'                                            '2'
'q-chart'                                           '3'
'q-drums'                                           '4'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '2'
'q-oldst'                                           '3'
'q-other'                                           '3'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '3'
'q-unu'                                             '1'
'q-vocals'                                          '1'
'replaygain_track_gain'                             '-4.00 dB'
'replaygain_track_peak'                             '1.002346'
'title'                                             'Birds Fly by Flapping Their Wings'
'tracknumber'                                       '02'

========================== row from database ==========================
                                              'id'  148860
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Biosphere, Bleep/Biosphere/2006 - Dropsonde/02 Birds Fly by Flapping Their Wings.ogg
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  395
                                           'genre'  electronic-ambient
                                        'filesize'  10493396
                                           'mtime'  1636909910
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Biosphere, Bleep 2006 02 electronic ambient
                                      'tag_artist'  Biosphere
                                     'tag_release'  Dropsonde
                                       'tag_title'  Birds Fly by Flapping Their Wings
                                             'bpm'  122.957
                                    'search_title'  'birds':1 'by':3 'flapping':4 'fly':2 'their':5 'wings':6
                                   'search_artist'  'biosphere':1
                                  'search_release'  'dropsonde':1
                                     'search_rest'  '2006':4 'ambient':6 'biosphere':1,2 'bleep':3 'electronic':5
                                    'search_combo'  '2006':12 'ambient':14 'biosphere':7B,9,10 'birds':1A 'bleep':11 'by':3A 'dropsonde':8C 'electronic':13 'flapping':4A 'fly':2A 'their':5A 'wings':6A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['q-mixbeat-2', 'q-chart-3', 'q-other-3', 'q-oldst-3', 'q-grit-2', 'q-vocals-1', 'q-drums-4', 'q-busy-2', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-3', 'q-piano-1', 'q-play-3', 'q-bass-3', 'q-hap-3', 'q-unu-1']
                                      'lastfmtags'  ['electronica', 'electronic', 'chillout', 'experimental', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636909910.3634734  (2021-11-14 18:11:50)
                             'size'  10493396